CN103385374B - Feed for laying hens in production period - Google Patents

Feed for laying hens in production period Download PDF

Info

Publication number
CN103385374B
CN103385374B CN201310285970.6A CN201310285970A CN103385374B CN 103385374 B CN103385374 B CN 103385374B CN 201310285970 A CN201310285970 A CN 201310285970A CN 103385374 B CN103385374 B CN 103385374B
Authority
CN
China
Prior art keywords
parts
vitamin
accounts
applicable
feed
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.)
Active
Application number
CN201310285970.6A
Other languages
Chinese (zh)
Other versions
CN103385374A (en
Inventor
黄晓辉
万立安
刘方波
李娜
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.)
Shandong Hemeihua Agriculture And Animal Husbandry Technology Co ltd
Original Assignee
JINAN HEMEIHUA ANIMAL NUTRITION CO Ltd
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 JINAN HEMEIHUA ANIMAL NUTRITION CO Ltd filed Critical JINAN HEMEIHUA ANIMAL NUTRITION CO Ltd
Priority to CN201310285970.6A priority Critical patent/CN103385374B/en
Publication of CN103385374A publication Critical patent/CN103385374A/en
Application granted granted Critical
Publication of CN103385374B publication Critical patent/CN103385374B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Fodder In General (AREA)

Abstract

The invention relates to a feed for laying hens in the production period. The feed is composed of following raw materials in parts by weight: 150 to 200 parts of calcium hydrogen phosphate, 250 to 300 parts of stone flour, 40 to 60 parts of salt, 20 to 40 parts of sodium sulfate, 15 to 20 parts of choline, 40 to 50 parts of compound trace elements, 8 to 10 parts of compound vitamins, 10 to 20 parts of lysine, 25 to 30 parts of methionine, 150 to 250 parts of bone meal, 100 to 150 parts of sweet wormwood flour and 40 parts of addictive. The laying hens fed by the feed have higher laying rate and are more resistant to diarrhea, compared to the hens fed by ordinary feeds. The laying rate of 170 days old laying hens of a test group increases by 6.32% compared to that of 170 days old laying hens of a comparative group, and the diarrhea rate decreases by 91.3%.

Description

A kind of egg feedstuff being applicable to out term
Technical field
The present invention relates to a kind of chicken feed, specifically a kind of egg feedstuff being applicable to out term.
Background technology
Laying hen is after finishing period terminates, enter out the product stage, at this moment, Normal practice uses laying hen in egg laying peak period premix, and open the particular stage that term is a laying hen, its feed from the feed of low calcium content of searching for food to high calcium content of searching for food, never lay eggs to and lay eggs, its physiological stress is very large, and this stage easily occurs that laying hen has loose bowels, upper rush hour long, causes that the egg laying performance in laying hen all one's life is not good, death rate is high.Based on this, we have developed and be a kind ofly specifically designed to the egg feedstuff that laying hen opens term, open to meet laying hen the demand that product is not had loose bowels, upper rush hour is short.
Summary of the invention
The present invention, for overcoming above-mentioned the deficiencies in the prior art, provides a kind of egg feedstuff being applicable to out term, opens to meet laying hen the demand that product is not had loose bowels, upper rush hour is short.
The present invention adopts following technical proposals to realize:
Be applicable to out the egg feedstuff in term, be made up of following raw material by weight: calcium monohydrogen phosphate 150-200 part, stone flour 250-300 part, salt 40-60 part, sodium sulphate 20-40 part, choline 15-20 part, composite trace element 40-50 part, B B-complex 8-10 part, lysine 10-20 part, methionine 25-30 part, bone meal 150-250 part, sweet wormwood powder 100-150 part, additive 40 parts; Described weight of additive part ratio consists of: calcium formate 20 parts, xylo-oligosaccharide 4 parts, probiotic 4 parts, phytase 3 parts, complex enzyme formulation 2 parts, chromium picolinate 1 part, VE4 part, VC2 part.
Described composite trace element is copper sulphate, two or more and universal support in ferric sulfate, manganese sulfate, zinc sulfate, sodium selenite, calcium iodate is composited.Composite trace element preferred weight percent consists of: cupric sulfate pentahydrate 1.57%, ferrous sulfate monohydrate 15.0%, manganese sulfate monohydrate 16.1%, monohydrate zinc sulphate 12.86%, sodium selenite 0.056%, calcium iodate 0.083%, and remainder is universal support.
Described B B-complex is vitamin A, two or more and universal support in vitamine D3, vitamin E, Vitamin K3, vitamin B1, vitamin B2, vitamin B6, vitamin B12, nicotinic acid, pantothenic acid, folic acid, biotin is composited.B B-complex preferred weight percent consists of: vitamin A accounts for 6.0%, vitamine D3 accounts for 1.5%, vitamin E accounts for 15%, Vitamin K3 accounts for 1.5%, vitamin B1 accounts for 0.7%, vitamin B2 accounts for 1.9%, vitamin B6 accounts for 1.2%, vitamin B12 accounts for 0.5%, nicotinic acid accounts for 11.3%, pantothenic acid accounts for 4.1%, folic acid accounts for 0.3%, biotin accounts for 1.25%, and remainder is universal support.
Described complex enzyme formulation is protease, amylase, cellulase, zytase, 'beta '-mannase two or more combine, for commercial products, manufacturer is Shanghai Ou Naishi Bioisystech Co., Ltd, product type is HT202(concentrated type, pulvis) Wheat-Based Diets special composite enzyme.
Sweet wormwood powder: clearing away summerheat, moves back and considers heat, kill protozoon; Cure mainly diseases caused by external factors hot summer weather, cloudy worry heating, jaundice with damp-heat pathogen, sweet wormwood powder crude protein content 20%, amino acid content enriches, and summation is 16%; Price is low, can prevent to have loose bowels, and prevents and treats dysentery, and genus natural green is pollution-free, Chinese herbal medicine type raw material, effectively can alleviate heat stress, provide albumen simultaneously.
Calcium formate: Ca (HCOO) 2, a kind of novel fodder additive, can acidifying intestinal environment, thus reaches sterilization, improves the effect of egg laying performance.
Probiotic: be the compound formulation comprising Lactobacillus plantarum, bacillus subtilis, mainly comprise Lactobacillus plantarum, its adhesiveness is very strong, can stop the attachment of harmful bacteria on intestinal mucosa.Bacillus is aerobic, harmless, can produce gemma, acid and alkali-resistance, high temperature resistant and extruding, in intestinal acidity environment, have the stability of height, it, by consuming the oxygen in enteron aisle, causes anaerobic environment, can promote the growth of beneficial bacterium; Harmful bacteria in antagonism enteron aisle; Strengthen immunity of organisms, improve resistance against diseases; The comparatively strong active protease of secretion and amylase, improve breeding performonce fo animals.
Xylo-oligosaccharide: also known as wood oligose is the functional polymerization sugar be combined into β-Isosorbide-5-Nitrae glycosidic bond by 2-7 wood sugar molecule.It optionally can promote the proliferation activity of intestinal bifidobacteria.Its bifidobacterium factor functional is 10-20 times of other polymerization carbohydrate, can promote the breeding of beneficial bacterium in animal alimentary canal, suppresses harmful bacteria growth, improves microorganism species balance.
Sodium sulphate: use sodium sulphate in poultry is produced, can sodium ion be provided, provide sulfate ion simultaneously, prevent chlorion too high, improve electrolyte balance.Add sodium sulphate and also can prevent heat stress and treatment food addiction disease.In daily ration, sulfur-containing amino acid is not enough simultaneously, the basic meet volume of choline, and adding sodium sulphate has obviously substitution effect to methionine; Methionine and this equal deficiency of Guang ammonia in daily ration, the substitution effect of sodium sulphate to methionine is more obvious.
Lysine: lysine is as the second restriction agent amino acid of laying hen, be easy to out in the cold in actual formula Design, particularly lay eggs the peak later stage except the needs of laying eggs, needing the demand of nutrition of its growth is very high, therefore, the content improving lysine contributes to the body weight increase of laying hen and the maintenance of laying rate.
Chromium picolinate: trace element chromium, as the important activity composition of glucose tolerance factor, can strengthen insulin active, participates in carbohydrate, fat, protein and nucleic acid metabolism.Add in animal diets after Organic Chromium, it can pass through various different mechanism of action, enters in the middle of cell, and is finally absorbed by body.Organic Chromium can strengthen the immunologic function of animal body, and resist stress time, action effect is more obvious.Organic Chromium can improve animal reproduction performance simultaneously, enhances productivity.
VE: be also called fertility vitamin or antisterility factor.The synthesis of vitamin E to a lot of hormone has important effect, as tethelin, cortex hormone of aadrenaline.When anterior pituitary gonadotropin synthesis reduces, Reproductive Performance reduces.Vitamin E has also showed anti-heat stress effect, and high-caliber vitamin E can reduce cell permeability of the membrane, reduces the flowing of creatine kinase from cell to blood plasma, effectively prevent heat stress.The laying hen in peak later stage, the content improving VE in feed contributes to the stable of laying rate.
VC: resisting stress, raising immunity, removing toxic substances, the heat stress for summer high temperature has special efficacy, contributes to improving eggshell quality.
Phytase: the content improving enteron aisle phytase, stimulates the growth of phytase, improves laying hen to the absorption rate of the phytate phosphorus in feed.
Complex enzyme formulation: improve laying hen to the digestive utilization ratio of feed, prevents the raw material such as corn, dregs of beans from making a variation the difference of the feeding quality caused to the impact of Layer Production Performance, can improve in feed about 50 kilocalories.
Nutritive additive etc., through putting into practice for many years, adds in feed by the present invention, produces a kind of egg feedstuff being specially adapted for out term, opens to meet laying hen the demand that product is not had loose bowels, upper rush hour is short.
Result of the test
In order to verify the feeding effect of the present invention to laying hen, company technique portion has carried out the feeding experiment of 50 days by a definite date in the 8-10 month in 2012 in raiser laying hen field.Test adopts the design of single factor test contrast test, and a healthy laying hen about 5620 120 ages in days is divided into test group and control group at random, and often group comprises 3 repetitions.Test group daily ration is for originally to open layer chicken feed in term, and control group daily ration is common laying period feed, and base-material is identical.
Result of the test shows: feeding open term egg feedstuff than common laying period feed in the rare ability of laying rate, tension advantageously.
1,170 age in days laying rate test group improve 6.32% than control group.
2, rate of having loose bowels reduces by 91.3%.
Feeding feed of the present invention and commercially available laying period feed on the impact of performance in layers
Group Control group Test group Test group changes than control group
170 days laying rate 90.12 95.82 6.32%
To have loose bowels rate 2.30% 0.20% -91.30%
Detailed description of the invention
Further illustrate below in conjunction with specific embodiment.
Embodiment 1:
Be applicable to out the egg feedstuff in term, be made up of following raw material by weight: calcium monohydrogen phosphate 150 parts, stone flour 250 parts, salt 40 parts, 40 parts, sodium sulphate, 15 parts, choline, composite trace element 40 parts, B B-complex 8 parts, lysine 10 parts, methionine 25 parts, bone meal 250 parts, 132 parts, sweet wormwood powder, additive 40 parts.
Wherein weight of additive part than composition is: calcium formate 20 parts, xylo-oligosaccharide 4 parts, probiotic 4 parts, phytase 3 parts, complex enzyme formulation 2 parts, chromium picolinate 1 part, VE4 part, VC2 part.Complex enzyme formulation is commercial products, and manufacturer is Shanghai Ou Naishi Bioisystech Co., Ltd, and product type is HT202(concentrated type, pulvis) Wheat-Based Diets special composite enzyme.
Wherein, composite trace element percentage by weight consists of: cupric sulfate pentahydrate 1.57%, ferrous sulfate monohydrate 15.0%, manganese sulfate monohydrate 16.1%, monohydrate zinc sulphate 12.86%, sodium selenite 0.056%, calcium iodate 0.083%, and remainder is universal support.
B B-complex percentage by weight consists of: vitamin A accounts for 6.0%, vitamine D3 accounts for 1.5%, vitamin E accounts for 15%, Vitamin K3 accounts for 1.5%, vitamin B1 accounts for 0.7%, vitamin B2 accounts for 1.9%, vitamin B6 accounts for 1.2%, vitamin B12 accounts for 0.5%, nicotinic acid accounts for 11.3%, pantothenic acid accounts for 4.1%, folic acid accounts for 0.3%, biotin accounts for 1.25%, and remainder is universal support.
Using method: be made into complete feed by 5 parts, corn 66 parts+dregs of beans 24 parts+soya-bean oil 1 part+stone flour 4 parts+the present embodiment feed, every day feed intake about 110 grams/pcs/day.
Embodiment 2:
Be applicable to out the egg feedstuff in term, be made up of following raw material by weight: calcium monohydrogen phosphate 200 parts, stone flour 300 parts, salt 60 parts, 20 parts, sodium sulphate, 20 parts, choline, composite trace element 50 parts, B B-complex 10 parts, lysine 20 parts, methionine 30 parts, bone meal 150 parts, 100 parts, sweet wormwood powder, additive 40 parts.
Wherein weight of additive part is calcium formate 20 parts, xylo-oligosaccharide 4 parts, probiotic 4 parts, phytase 3 parts, complex enzyme formulation 2 parts, chromium picolinate 1 part, VE4 part, VC2 part than composition.
Wherein, composite trace element percentage by weight consists of: cupric sulfate pentahydrate 1.57%, ferrous sulfate monohydrate 15.0%, manganese sulfate monohydrate 16.1%, monohydrate zinc sulphate 12.86%, sodium selenite 0.056%, calcium iodate 0.083%, and remainder is universal support.
B B-complex percentage by weight consists of: vitamin A accounts for 6.0%, vitamine D3 accounts for 1.5%, vitamin E accounts for 15%, Vitamin K3 accounts for 1.5%, vitamin B1 accounts for 0.7%, vitamin B2 accounts for 1.9%, vitamin B6 accounts for 1.2%, vitamin B12 accounts for 0.5%, nicotinic acid accounts for 11.3%, pantothenic acid accounts for 4.1%, folic acid accounts for 0.3%, biotin accounts for 1.25%, and remainder is universal support.
Using method, with embodiment 1, repeats no more.
Embodiment 3:
Be applicable to out the egg feedstuff in term, be made up of following raw material by weight: calcium monohydrogen phosphate 180 parts, stone flour 280 parts, salt 50 parts, 30 parts, sodium sulphate, 25 parts, choline, composite trace element 45 parts, B B-complex 9 parts, lysine 15 parts, methionine 28 parts, bone meal 200 parts, 106 parts, sweet wormwood powder, additive 40 parts.
Wherein weight of additive part is than composition: calcium formate 20 parts, xylo-oligosaccharide 4 parts, probiotic 4 parts, phytase 3 parts, complex enzyme formulation 2 parts, chromium picolinate 1 part, VE4 part, VC2 part.
Wherein, composite trace element percentage by weight consists of: cupric sulfate pentahydrate 1.57%, ferrous sulfate monohydrate 15.0%, manganese sulfate monohydrate 16.1%, monohydrate zinc sulphate 12.86%, sodium selenite 0.056%, calcium iodate 0.083%, and remainder is universal support.
B B-complex percentage by weight consists of: vitamin A accounts for 6.0%, vitamine D3 accounts for 1.5%, vitamin E accounts for 15%, Vitamin K3 accounts for 1.5%, vitamin B1 accounts for 0.7%, vitamin B2 accounts for 1.9%, vitamin B6 accounts for 1.2%, vitamin B12 accounts for 0.5%, nicotinic acid accounts for 11.3%, pantothenic acid accounts for 4.1%, folic acid accounts for 0.3%, biotin accounts for 1.25%, and remainder is universal support.
Using method, with embodiment 1, repeats no more.

Claims (5)

1. one kind is applicable to out the egg feedstuff in term, it is characterized in that, be made up of following raw material by weight: calcium monohydrogen phosphate 150-200 part, stone flour 250-300 part, salt 40-60 part, sodium sulphate 20-40 part, choline 15-20 part, composite trace element 40-50 part, B B-complex 8-10 part, lysine 10-20 part, methionine 25-30 part, bone meal 150-250 part, sweet wormwood powder 100-150 part, additive 40 parts; Described weight of additive part ratio consists of: calcium formate 20 parts, xylo-oligosaccharide 4 parts, probiotic 4 parts, phytase 3 parts, complex enzyme formulation 2 parts, chromium picolinate 1 part, VE4 part, VC2 part.
2. a kind of egg feedstuff being applicable to out term according to claim 1, is characterized in that, described composite trace element is copper sulphate, two or more and universal support in ferric sulfate, manganese sulfate, zinc sulfate, sodium selenite, calcium iodate be composited.
3. a kind of egg feedstuff being applicable to out term according to claim 1, it is characterized in that, described B B-complex is vitamin A, two or more and universal support in vitamine D3, vitamin E, Vitamin K3, vitamin B1, vitamin B2, vitamin B6, vitamin B12, nicotinic acid, pantothenic acid, folic acid, biotin be composited.
4. a kind of egg feedstuff being applicable to out term according to claim 1, it is characterized in that, described complex enzyme formulation is protease, amylase, cellulase, zytase, 'beta '-mannase two or more combine.
5. a kind of egg feedstuff being applicable to out term according to claim 1, is characterized in that, described probiotic is that Lactobacillus plantarum, bacillus subtilis are with the preparation of arbitrary proportion compound.
CN201310285970.6A 2013-07-09 2013-07-09 Feed for laying hens in production period Active CN103385374B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310285970.6A CN103385374B (en) 2013-07-09 2013-07-09 Feed for laying hens in production period

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310285970.6A CN103385374B (en) 2013-07-09 2013-07-09 Feed for laying hens in production period

Publications (2)

Publication Number Publication Date
CN103385374A CN103385374A (en) 2013-11-13
CN103385374B true CN103385374B (en) 2014-12-24

Family

ID=49529935

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310285970.6A Active CN103385374B (en) 2013-07-09 2013-07-09 Feed for laying hens in production period

Country Status (1)

Country Link
CN (1) CN103385374B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103719628B (en) * 2013-12-27 2015-07-08 济南和美华动物营养品有限公司 Environmentally-friendly feed capable of improving yolk color of layer
CN104938793A (en) * 2014-03-24 2015-09-30 上海优仕饲料科技有限公司 Laying hen premix and daily ration prepared from premix
CN104256189B (en) * 2014-10-11 2016-05-04 四川圣迪乐村生态食品股份有限公司 One laying period egg feedstuff and using method
CN105795106A (en) * 2014-12-31 2016-07-27 李银亭 Feed for laying hens and preparation method thereof
CN105981931A (en) * 2015-02-16 2016-10-05 峨眉山市欣汇禽业有限责任公司 Tea fragrant egg laying chicken feed additive
CN104664069A (en) * 2015-03-20 2015-06-03 广东海大集团股份有限公司 Compound additive of chicken sorghum feed
CN106071297A (en) * 2016-06-08 2016-11-09 黄名珠 A kind of duck feed that can improve egg production
CN106615959A (en) * 2016-12-28 2017-05-10 李连红 Chicken feed and preparation method thereof
CN107912637A (en) * 2017-11-27 2018-04-17 河南世农生物制药有限公司 A kind of feed addictive for improving laying rate of laying hen and preparation method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102178085A (en) * 2011-04-14 2011-09-14 山东和美华农牧科技股份有限公司 Fish meal free low-protein ration feed during egg laying period of laying hen
CN102960568A (en) * 2012-12-07 2013-03-13 济南和美华饲料有限公司 Special biological feed for laying hen
CN103005221A (en) * 2012-12-28 2013-04-03 北京资源亚太饲料科技有限公司 Laying hen feed capable of improving hen immunity and egg laying performance
CN103099064A (en) * 2012-12-13 2013-05-15 济南和美华饲料有限公司 Laying hen feed

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102178085A (en) * 2011-04-14 2011-09-14 山东和美华农牧科技股份有限公司 Fish meal free low-protein ration feed during egg laying period of laying hen
CN102960568A (en) * 2012-12-07 2013-03-13 济南和美华饲料有限公司 Special biological feed for laying hen
CN103099064A (en) * 2012-12-13 2013-05-15 济南和美华饲料有限公司 Laying hen feed
CN103005221A (en) * 2012-12-28 2013-04-03 北京资源亚太饲料科技有限公司 Laying hen feed capable of improving hen immunity and egg laying performance

Also Published As

Publication number Publication date
CN103385374A (en) 2013-11-13

Similar Documents

Publication Publication Date Title
CN103385374B (en) Feed for laying hens in production period
CN103099058B (en) Complete feed for egg producing period
CN103385379B (en) Laying duck complete feed
CN101971924B (en) Layer brood-time feed
CN103099064B (en) Laying hen feed
CN101181018B (en) Hen feedstuff for producing healthy egg
CN102178053B (en) Chicken feed additive for improving laying rate and hen laying period feed
CN101181016B (en) Hen feedstuff for improving egg-laying performance
CN103349179B (en) Laying hen raising period complete feed
CN102940161B (en) Laying duck feed
CN102940162B (en) Laying hen feed applicable to later stage of egg laying peak
CN102178084B (en) Feed for short legehennes in laying period
CN102028111B (en) 817 miscellaneous chicken feed
CN103340314B (en) Complete feed for laying hens at brood time
CN102948650A (en) Roman powder laying hen feed
CN107736492A (en) A kind of black laying cycle of laying hens feed of new poplar and method for breeding
CN103082138A (en) Compound premix for promoting development of body sizes and ovaries of laying hens
CN103431225A (en) Chick feed
CN104855728A (en) Non-antibiotic premix feed for pigs
CN103385375B (en) Antibiotic-free compound feed for fryers
CN104489406A (en) Premixed feed for promoting body growth of laying hen in brooding later period
CN103110006B (en) Feed for improving yolk color and laying rate of Guangxi black chickens
CN102948649A (en) Breeding pheasant feed
CN103110003B (en) Wheat type feed for pigs
CN103704528B (en) A kind of fleshy duck fodder containing jujube powder

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20161010

Address after: 250101, Shandong, Ji'nan Province, No. 3218, 2nd Ring Road, Licheng District,, building 11 blocks

Patentee after: SHANDONG HEMEIHUA GROUP Co.,Ltd.

Address before: North of Ji'nan City Industrial Road high tech Zone four machine tool factory 250100 in Shandong Province

Patentee before: JINAN HEMEIHUA ANIMAL NUTRITION Co.,Ltd.

TR01 Transfer of patent right

Effective date of registration: 20190214

Address after: 250101 Lianghe District, Jinan High-tech Zone, Shandong Province, south of Feiyue Avenue and west of Dazheng Road

Patentee after: SHANDONG HEMEIHUA AGRICULTURE AND ANIMAL HUSBANDRY TECHNOLOGY CO.,LTD.

Address before: 250101 11th Floor, Block B, No. 3218 East Second Ring Road, Licheng District, Jinan City, Shandong Province

Patentee before: SHANDONG HEMEIHUA GROUP Co.,Ltd.

TR01 Transfer of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of invention: A feed suitable for laying hens during the start of production period

Effective date of registration: 20231229

Granted publication date: 20141224

Pledgee: Ji'nan rural commercial bank Limited by Share Ltd. high tech branch

Pledgor: SHANDONG HEMEIHUA AGRICULTURE AND ANIMAL HUSBANDRY TECHNOLOGY CO.,LTD.

Registration number: Y2023980075443

PE01 Entry into force of the registration of the contract for pledge of patent right