CN107461027A - A kind of wall form reinforcement system - Google Patents

A kind of wall form reinforcement system Download PDF

Info

Publication number
CN107461027A
CN107461027A CN201710860847.0A CN201710860847A CN107461027A CN 107461027 A CN107461027 A CN 107461027A CN 201710860847 A CN201710860847 A CN 201710860847A CN 107461027 A CN107461027 A CN 107461027A
Authority
CN
China
Prior art keywords
stupefied
typified form
reinforcing
typified
walls
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710860847.0A
Other languages
Chinese (zh)
Inventor
付志红
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201710860847.0A priority Critical patent/CN107461027A/en
Publication of CN107461027A publication Critical patent/CN107461027A/en
Pending legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G11/00Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
    • E04G11/06Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
    • E04G11/08Forms, which are completely dismantled after setting of the concrete and re-built for next pouring

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)

Abstract

The invention discloses a kind of wall form reinforcement system.Including typified form, reinforce time stupefied, reinforcing master component stupefied, through walls, positioning component, bearing diagonal part;The typified form at least two;It is described to reinforce time stupefied outside for being vertically arranged at typified form;The stupefied outside for being horizontally set at typified form of reinforcing master, and reinforce secondary stupefied between typified form and reinforcing master are stupefied;The main stupefied component through walls by through typified form of reinforcing on the outside of typified form is fixed on typified form;The bottom that the positioning component is arranged on the outside of typified form carries out spacing;Ground is fixed in described bearing diagonal part one end, and the other end leads stupefied be connected with reinforcing.Intensity of the present invention is high, and overall installation, dismounting are very convenient, can effectively avoid the template in casting concrete from being subjected to displacement influence quality.

Description

A kind of wall form reinforcement system
Technical field
The present invention relates to the wall form reinforcement system used in a kind of architectural engineering.
Background technology
At present, in construction, when casting the concrete components such as wall at the scene, more using plank sheathing, secondary stupefied flitch, Main stupefied round steel pipe, PVC components through walls etc. are spliced.But due to existing general wooden model board size (㎜ of 1830 ㎜ × 915, ㎜ of 2440 ㎜ × 1220 etc.) most building structure sizes are unsatisfactory for, it is necessary to repeatedly cut, cause plank sheathing to waste serious (number of turnover only 3-5 times);Secondary stupefied flitch intensity difference is easily deformed damage in use, and often to be sawed during use Disconnected, its number of turnover typically only has 3-20 times, and material manually wastes serious;Leading stupefied round steel pipe low intensity in addition needs more combinations Get up to use, cause weight big using cumbersome, the big efficiency of labor strength is low;Through walls group of the traditional PVC sleeve pipes used in addition Part is fragile to cause template removing difficult, and PVC can not take out from wall and can pollute.Besides the setting of component through walls does not exist The mutual stitching portion of template, cause concrete that the bad phenomenons such as segment difference occur at template splicing, wall integral smoothness can not Ensure;Wall positioning component is positioned using conventional wood panels simultaneously, low precision, and material is fragile unreliable, causes wall bottom Spillage is serious, and hidden danger of quality is caused to concrete structure;Finally due to being used using round steel pipe as non-supporting bearing diagonal, wall The extremely difficult guarantee of overall vertical flatness of body, so as to influence the total quality of wall.
The content of the invention
In order to improve above mentioned problem, the invention provides a kind of wall form reinforcement system.
To achieve these goals, the technical solution adopted by the present invention is as follows:
A kind of wall form reinforcement system, including typified form, secondary stupefied, the reinforcing master component stupefied, through walls of reinforcing, positioning group Part, bearing diagonal part;The typified form at least two;It is described to reinforce time stupefied outside for being vertically arranged at typified form;It is described The stupefied outside for being horizontally set at typified form of reinforcing master, and reinforce secondary stupefied between typified form and reinforcing master are stupefied;Stock mould The main stupefied component through walls by through typified form of reinforcing on the outside of plate is fixed on typified form;The positioning component is arranged at Bottom on the outside of typified form carries out spacing;Ground is fixed in described bearing diagonal part one end, and the other end leads stupefied be connected with reinforcing.
, can be in construction using the reinforcement system of the present invention, it is ensured that typified form it is vertical, will not be because of pouring coagulation The impulsive force of soil or expansion cause hidden danger of quality to concrete structure.The present invention uses positioning component simultaneously, it can be ensured that sizing Template bottom is not in spillage, can also ensure that typified form bottom will not be subjected to displacement, so as to ensure that further The quality and locating accuracy of concrete structure.
Further, it is U-shaped steel that the reinforcing master is stupefied, and the through hole passed through for component end through walls is provided with U-shaped bottom. Corresponding intensity is not only ensured using U-shaped steel, while reinforcing master can be made stupefied with reinforcing time stupefied close contact, is convenient for fixing Reinforce master it is stupefied, also allow for bearing diagonal part with reinforce lead it is stupefied be connected, play a supporting role.
Yet further, the reinforcing time is stupefied is connected by iron wire, screw, the rubber rope with elasticity with typified form. Using above-mentioned connected mode, the stabilization of fixation can not only be ensured, and operate also very simple, in addition, in practical application, Reinforcing time is stupefied can to use L-type steel.
Further, the component through walls includes screw rod, the sleeve pipe being placed on outside screw rod, and is arranged at screw rod both ends Nut.Using above-mentioned component through walls, it can be ensured that the spacing between relative typified form, and can will reinforce main stupefied jail Solid be fixed on typified form.
In addition, the positioning component includes L-type steel, and it is arranged at and is used for the reinforcement for strengthening L-type steel intensity on the inside of L-type steel Part;Coupled flexible layer is provided with below the L-type steel.
In addition, the bearing diagonal part includes being fixed on the chassis on ground, one end is connected with chassis, the other end is with being located at sizing The main stupefied connected bottom support bar of reinforcing of template bottom, and one end is connected with chassis, the other end is with being located in the middle part of typified form The main stupefied connected topmast strut of reinforcing.Using above-mentioned bearing diagonal part, it can not only carry out certain to the bottom of typified form Support, additionally it is possible to carrying out main support in the middle part of typified form, it is avoided that in this way when being only supported to middle part, Typified form is caused to rotate, so as to influence entirely to construct.
Selected as one kind, the typified form is rectangular parallelepiped structure, and is reserved with through walls half in the long side of typified form two Circular hole.It can be running through for component through walls to leave passage to use semicircle orifice through walls, conveniently installed, and carried out without scene Drilling, labor intensity is reduced, and greatly increase efficiency of construction, also ensure that the quality of concrete structure.
The present invention compared with prior art, has advantages below and beneficial effect:
Intensity of the present invention is high, carries out reinforcing relative typified form using component through walls, overall installation, dismounting are very square Just, can be spacing to typified form progress using positioning component, avoid the template in casting concrete from being subjected to displacement influence quality, It can be played a supporting role using bearing diagonal part, two relative typified forms is remained parallel in construction, from And it ensure that the quality of concrete structure.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the side view of the present invention.
Fig. 3 is the structural representation of positioning component in the present invention.
Wherein, parts title corresponding to mark is in accompanying drawing:1- typified forms, 2- reinforce time stupefied, main stupefied, the 4- of 3- reinforcings Component through walls, 5- positioning components, 6- bearing diagonal parts.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples, and embodiments of the present invention include but is not limited to The following example.
Embodiment
As shown in Figures 1 to 3, a kind of wall form reinforcement system, including typified form 1, reinforce times stupefied 2, reinforce main stupefied 3, Component 4 through walls, positioning component 5, bearing diagonal part 6;The typified form is two, and is oppositely arranged in parallel;The reinforcing time is stupefied It is vertically arranged at the outside of typified form;It is described to reinforce the main stupefied outside for being horizontally set at typified form, and reinforce time stupefied be located at Between typified form and reinforcing master are stupefied;The main stupefied component through walls by through typified form of reinforcing on the outside of two typified forms is consolidated Due on typified form;The bottom that the positioning component is arranged on the outside of typified form carries out spacing;Described bearing diagonal part one end Ground is fixed on, the other end leads stupefied be connected with reinforcing.
, can be in construction using the reinforcement system of the present invention, it is ensured that typified form it is vertical, will not be because of pouring coagulation The impulsive force of soil or expansion cause hidden danger of quality to concrete structure.The present invention uses positioning component simultaneously, it can be ensured that sizing Template bottom is not in spillage, can also ensure that typified form bottom will not be subjected to displacement, so as to ensure that further The quality and locating accuracy of concrete structure.But bearing diagonal part can be supported to typified form, ensure whole construction The stabilization of process, also avoiding accidentally colliding typified form causes it to be subjected to displacement.
Further, it is U-shaped steel that the reinforcing master is stupefied, and the through hole passed through for component end through walls is provided with U-shaped bottom. Corresponding intensity is not only ensured using U-shaped steel, while reinforcing master can be made stupefied with reinforcing time stupefied close contact, is convenient for fixing Reinforce master it is stupefied, also allow for bearing diagonal part with reinforce lead it is stupefied be connected, play a supporting role.What deserves to be explained is in order to strengthen reinforcing Main stupefied intensity, can in the U-lag of U-shaped steel the multiple reinforcers of spaced set, so set just can greatly improve and add Admittedly main stupefied intensity, so as to improve the stability of whole device.
Yet further, the reinforcing time is stupefied is connected by iron wire, screw, the rubber rope with elasticity with typified form. Using above-mentioned connected mode, the stabilization of fixation can not only be ensured, and operate also very simple, in addition, in practical application, Reinforce it is time stupefied can use L-type steel, using L-type steel side and typified form close contact, can preferably with typified form phase It is fixed.
Further, the component through walls includes screw rod, the sleeve pipe being placed on outside screw rod, and is arranged at screw rod both ends Nut.Using above-mentioned component through walls, it can be ensured that the spacing between two typified forms, and will can reinforce main stupefied firm Be fixed on typified form.Concrete operations are that for sleeve pipe between two typified forms, screw rod passes through sleeve pipe, and screw rod two End passes through reinforcing master stupefied positioned at the outside of two typified forms, is tightened by nut;Sleeve pipe can limit two stock moulds The distance between plate, then coordinate nut just can by typified form and reinforce it is main it is stupefied be fixed between nut and sleeve pipe so that Whole device is obtained to keep being relatively fixed.
In addition, the positioning component includes L-type steel, and it is arranged at and is used for the reinforcement for strengthening L-type steel intensity on the inside of L-type steel Part;Coupled flexible layer is provided with below the L-type steel.In actual use, L-type steel is while tight with typified form outside Patch, and ground is fixed in another side by screw, because L-type steel bottom is fixed by screws in ground, in use Situations such as out-of-flatness occurs in face unavoidably, is easily caused L-type steel and produces gap with ground, has the risk that concrete is spilt.To subtract It is few this occurrence of, can solve during by setting flexible layer below L-type steel, then L-type steel is fixed into ground by screw Clearance issues caused by the out-of-flatness of ground.Above-mentioned flexible layer can use sponge or foam pad to be made.
In addition, the bearing diagonal part includes being fixed on the chassis on ground, one end is connected with chassis, the other end is with being located at sizing The main stupefied connected bottom support bar of reinforcing of template bottom, and one end is connected with chassis, the other end is with being located in the middle part of typified form The main stupefied connected topmast strut of reinforcing.Using above-mentioned bearing diagonal part, it can not only carry out certain to the bottom of typified form Support, additionally it is possible to carrying out main support in the middle part of typified form, it is avoided that in this way when being only supported to middle part, Typified form is caused to rotate, so as to influence entirely to construct.The concrete structure of above-mentioned topmast strut is:Middle part is band internal thread Rotation pipe, rotation pipe both ends are respectively threaded with a screw rod, and one of screw rod is hinged with chassis, and another screw rod end is set Have to block and reinforce main stupefied " u "-shaped part, the length that can adjust topmast strut is so set, so as to preferably realize support Effect.
Selected as one kind, the typified form is rectangular parallelepiped structure, and is reserved with through walls half in the long side of typified form two Circular hole.It can be running through for component through walls to leave passage to use semicircle orifice through walls, conveniently installed, and carried out without scene Drilling, labor intensity is reduced, and greatly increase efficiency of construction, also ensure that the quality of concrete structure.Specific construction When, multiple typified forms can be spliced into a cuboid, and the semicircle orifice through walls at adjacent typified form edge forms one Circle, just passed through for component through walls, reduce the trouble of scene perforation, can also ensure that each circle is just adapted to component through walls Pass through.
Generally, the advantage of the invention is that intensity height (reinforces time stupefied upright at least 1.5 times of the degree height of analogy, reinforces master It is stupefied higher at least 2 times than main stupefied 2 round steel pipe intensity), component through walls uses to be installed at template splicing, can both ensure that concrete was put down Whole degree, and the component through walls can be split out from wall after repeat to be used in turn, avoid polluting again while cost is reduced, turnover time Counting height, (typified form number of turnover 35-100 times, reinforcing time is stupefied and reinforcing master is stupefied has enough to meet the need 200-300 times, and even if becomes Easy care maintains after shape damage), splicing is very convenient, and monomer material is in light weight, worker's efficiency of construction height (cost of labor is low), single Secondary turnover cost is low, and concrete formation quality is good (be much better than traditional wall reinforcement system and exceed aluminum alloy pattern plate system).
According to above-described embodiment, the present invention can be realized well.What deserves to be explained is before based on said structure design Put, to solve same technical problem, some made in the present invention are used without substantial change or polishing Technical scheme essence still as the present invention, therefore it should also be as within the scope of the present invention.

Claims (7)

1. a kind of wall form reinforcement system, it is characterised in that stupefied including typified form (1), reinforcing time stupefied (2), reinforcing master (3), component (4) through walls, positioning component (5), bearing diagonal part (6);The typified form at least two;The reinforcing time is stupefied perpendicular The straight outside for being arranged at typified form;It is described to reinforce the main stupefied outside for being horizontally set at typified form, and reinforce secondary stupefied positioned at fixed Between pattern plate and reinforcing master are stupefied;Reinforcing on the outside of typified form is main stupefied fixed by being fixed on through the component through walls of typified form On pattern plate;The bottom that the positioning component is arranged on the outside of typified form carries out spacing;Described bearing diagonal part one end is fixed on Ground, the other end lead stupefied be connected with reinforcing.
A kind of 2. wall form reinforcement system according to claim 1, it is characterised in that the stupefied reinforcing master is U-shaped steel, And the through hole passed through for component end through walls is provided with U-shaped bottom.
3. a kind of wall form reinforcement system according to claim 1, it is characterised in that the reinforcing time is stupefied to pass through iron Silk, screw, the rubber rope with elasticity are connected with typified form.
4. a kind of wall form reinforcement system according to claim 1, it is characterised in that the component through walls includes spiral shell Bar, the sleeve pipe being placed on outside screw rod, and it is arranged at the nut at screw rod both ends.
5. a kind of wall form reinforcement system according to claim 1, it is characterised in that the positioning component includes L-type Steel, and be arranged at and be used for the reinforcer for strengthening L-type steel intensity on the inside of L-type steel;It is provided with below the L-type steel coupled soft Property layer.
6. a kind of wall form reinforcement system according to claim 1, it is characterised in that the bearing diagonal part includes fixing In the chassis on ground, one end is connected with chassis, the other end and the reinforcing positioned at typified form bottom lead the stupefied bottom support bar being connected, And one end is connected with chassis, the other end and the reinforcing in the middle part of typified form lead the stupefied topmast strut being connected.
7. a kind of wall form reinforcement system according to claim 1, it is characterised in that the typified form is cuboid Structure, and it is reserved with semicircle orifice through walls in the long side of typified form two.
CN201710860847.0A 2017-09-21 2017-09-21 A kind of wall form reinforcement system Pending CN107461027A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710860847.0A CN107461027A (en) 2017-09-21 2017-09-21 A kind of wall form reinforcement system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710860847.0A CN107461027A (en) 2017-09-21 2017-09-21 A kind of wall form reinforcement system

Publications (1)

Publication Number Publication Date
CN107461027A true CN107461027A (en) 2017-12-12

Family

ID=60553014

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710860847.0A Pending CN107461027A (en) 2017-09-21 2017-09-21 A kind of wall form reinforcement system

Country Status (1)

Country Link
CN (1) CN107461027A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108425493A (en) * 2018-04-04 2018-08-21 中国建筑股份有限公司 Cold-forming shapes and scattered branch with cold-forming shapes, which dissipate, tears beam and breakfast practice open
CN110005190A (en) * 2019-04-22 2019-07-12 上海建工一建集团有限公司 A kind of through rack template system and construction method
CN110145514A (en) * 2019-05-15 2019-08-20 深汕特别合作区磐汩新材料有限公司 A kind of branch fastener of turnable installation
CN110725532A (en) * 2019-10-29 2020-01-24 江卫强 Supporting system for small formwork of bare concrete decorative wall and construction process
CN111622494A (en) * 2020-05-12 2020-09-04 江苏兴宇建设集团有限公司 Hole-leaving-free construction method for shear wall light steel keel template
CN111702669A (en) * 2020-06-22 2020-09-25 芜湖市华峰砂轮有限公司 Hole pouring device for grinding wheel production
CN112252465A (en) * 2020-09-30 2021-01-22 晟通科技集团有限公司 Construction method of formwork
CN115059298A (en) * 2022-03-28 2022-09-16 中国十七冶集团有限公司 Aluminum alloy formwork fast leveling and reinforcing integral mounting and dismounting structure and construction method

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201762709U (en) * 2010-07-21 2011-03-16 中建一局集团第五建筑有限公司 Cement board base membrane
US20140013683A1 (en) * 2010-11-25 2014-01-16 Owens Corning Intellectual Capital, Llc Concrete slabe structural member and construction method for pouring same
CN203626245U (en) * 2013-12-10 2014-06-04 张长春 Sealing and positioning clamping plate for wall or pillar template
CN104032948A (en) * 2014-06-30 2014-09-10 龙信建设集团有限公司 Steel-wood combined formwork and construction method
CN105937302A (en) * 2016-06-14 2016-09-14 中建局集团第三建筑有限公司 Arc-shaped wall template system and application thereof in concrete pouring
CN207211720U (en) * 2017-09-21 2018-04-10 付志红 A kind of wall form reinforcement system

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201762709U (en) * 2010-07-21 2011-03-16 中建一局集团第五建筑有限公司 Cement board base membrane
US20140013683A1 (en) * 2010-11-25 2014-01-16 Owens Corning Intellectual Capital, Llc Concrete slabe structural member and construction method for pouring same
CN203626245U (en) * 2013-12-10 2014-06-04 张长春 Sealing and positioning clamping plate for wall or pillar template
CN104032948A (en) * 2014-06-30 2014-09-10 龙信建设集团有限公司 Steel-wood combined formwork and construction method
CN105937302A (en) * 2016-06-14 2016-09-14 中建局集团第三建筑有限公司 Arc-shaped wall template system and application thereof in concrete pouring
CN207211720U (en) * 2017-09-21 2018-04-10 付志红 A kind of wall form reinforcement system

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108425493A (en) * 2018-04-04 2018-08-21 中国建筑股份有限公司 Cold-forming shapes and scattered branch with cold-forming shapes, which dissipate, tears beam and breakfast practice open
CN108425493B (en) * 2018-04-04 2020-03-24 中国建筑股份有限公司 Cold-formed section and scattered beam and early-dismantling support system with cold-formed section
CN110005190A (en) * 2019-04-22 2019-07-12 上海建工一建集团有限公司 A kind of through rack template system and construction method
CN110145514A (en) * 2019-05-15 2019-08-20 深汕特别合作区磐汩新材料有限公司 A kind of branch fastener of turnable installation
CN110145514B (en) * 2019-05-15 2024-04-26 深圳市磐汩新材料有限公司 Support head capable of being installed in turnover mode
CN110725532A (en) * 2019-10-29 2020-01-24 江卫强 Supporting system for small formwork of bare concrete decorative wall and construction process
CN111622494A (en) * 2020-05-12 2020-09-04 江苏兴宇建设集团有限公司 Hole-leaving-free construction method for shear wall light steel keel template
CN111702669A (en) * 2020-06-22 2020-09-25 芜湖市华峰砂轮有限公司 Hole pouring device for grinding wheel production
CN112252465A (en) * 2020-09-30 2021-01-22 晟通科技集团有限公司 Construction method of formwork
CN115059298A (en) * 2022-03-28 2022-09-16 中国十七冶集团有限公司 Aluminum alloy formwork fast leveling and reinforcing integral mounting and dismounting structure and construction method

Similar Documents

Publication Publication Date Title
CN107461027A (en) A kind of wall form reinforcement system
CN207131072U (en) A kind of super thick shear wall corner template reinforcing device
CN105696789A (en) Vertical aluminum mould building system and construction method thereof
CN201763002U (en) Independent adjustable steel supporting device
CN207144503U (en) A kind of thickness of concrete floor control device
CN207211720U (en) A kind of wall form reinforcement system
CN207048305U (en) Shear force wall piece together template bearing structure
CN207003460U (en) Formula precast caisson core easy to install
CN204570393U (en) A kind of double-block type bed plate limited impression builds servicing unit
CN204186029U (en) A kind of building wall board study plot keel device with horizontal adjustment base
CN206538910U (en) The curtain wall construction column template reinforcement system of horn mouth formula
CN206205442U (en) Aluminum alloy mould plate supports slab adjusting device
CN209261212U (en) A kind of aluminum alloy formwork system for building
CN107939042A (en) A kind of construction method of nothing to the adjustable post template concrete of drawing
CN205314539U (en) Large -scale cantilever type combination steel form
CN208071102U (en) A kind of tower crane hanging basket that stability is good
CN205654082U (en) Half tunnel formwork
CN110017141A (en) A kind of ultra-deep shaft concrete ring grid beam quick template supporting system and its construction method
CN104695604B (en) Cassette ceiling high intensity thinner tube hollow pipe anti-floating stopping means and prepare instrument
CN108775147A (en) A kind of wall body casting template supporting construction device
CN208363626U (en) Super high-rise building template back arris shoring
CN208294085U (en) A kind of concrete side wall is without to wearing structure split bolt formwork
CN203640280U (en) Template structure with butt seam adjustable
CN106121219A (en) Stiff giant column screw-free aluminum alloy template system
CN205558254U (en) Aluminum alloy wooden model built -up plate system template auxiliary device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20171212

RJ01 Rejection of invention patent application after publication