DE69122406T2 - Mit fasern verstärkte poröse vliese - Google Patents
Mit fasern verstärkte poröse vlieseInfo
- Publication number
- DE69122406T2 DE69122406T2 DE69122406T DE69122406T DE69122406T2 DE 69122406 T2 DE69122406 T2 DE 69122406T2 DE 69122406 T DE69122406 T DE 69122406T DE 69122406 T DE69122406 T DE 69122406T DE 69122406 T2 DE69122406 T2 DE 69122406T2
- Authority
- DE
- Germany
- Prior art keywords
- fibers
- porous fleece
- fleece reinforced
- reinforced
- porous
- 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.)
- Expired - Fee Related
Links
Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
- D04H1/542—Adhesive fibres
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/047—Reinforcing macromolecular compounds with loose or coherent fibrous material with mixed fibrous material
- C08J5/048—Macromolecular compound to be reinforced also in fibrous form
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4209—Inorganic fibres
- D04H1/4218—Glass fibres
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4209—Inorganic fibres
- D04H1/4242—Carbon fibres
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4326—Condensation or reaction polymers
- D04H1/4334—Polyamides
- D04H1/4342—Aromatic polyamides
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/902—High modulus filament or fiber
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
- Y10T428/24826—Spot bonds connect components
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2904—Staple length fiber
- Y10T428/2905—Plural and with bonded intersections only
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/30—Self-sustaining carbon mass or layer with impregnant or other layer
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
- Y10T442/637—Including strand or fiber material which is a monofilament composed of two or more polymeric materials in physically distinct relationship [e.g., sheath-core, side-by-side, islands-in-sea, fibrils-in-matrix, etc.] or composed of physical blend of chemically different polymeric materials or a physical blend of a polymeric material and a filler material
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Nonwoven Fabrics (AREA)
- Reinforced Plastic Materials (AREA)
- Moulding By Coating Moulds (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/606,651 US5134016A (en) | 1990-10-31 | 1990-10-31 | Fiber reinforced porous sheets |
PCT/US1991/007784 WO1992007983A1 (en) | 1990-10-31 | 1991-10-29 | Fiber reinforced porous sheets |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69122406D1 DE69122406D1 (de) | 1996-10-31 |
DE69122406T2 true DE69122406T2 (de) | 1997-04-24 |
Family
ID=24428880
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69122406T Expired - Fee Related DE69122406T2 (de) | 1990-10-31 | 1991-10-29 | Mit fasern verstärkte poröse vliese |
Country Status (11)
Country | Link |
---|---|
US (1) | US5134016A (de) |
EP (1) | EP0555345B1 (de) |
JP (1) | JP3068186B2 (de) |
KR (1) | KR100230025B1 (de) |
AU (1) | AU644253B2 (de) |
BR (1) | BR9107057A (de) |
CA (1) | CA2093670C (de) |
DE (1) | DE69122406T2 (de) |
ES (1) | ES2094828T3 (de) |
RU (1) | RU2105093C1 (de) |
WO (1) | WO1992007983A1 (de) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CZ9402000A3 (en) * | 1992-02-21 | 1994-12-15 | Du Pont | Recyclable moulded thermoplastic structures reinforced by high-molecular fibers and process for preparing thereof |
AU662421B2 (en) * | 1992-05-08 | 1995-08-31 | Gates Formed-Fibre Products, Inc. | Improved nonwoven moldable composite and method of manufacture |
WO1994022172A1 (en) * | 1993-03-24 | 1994-09-29 | E.I. Du Pont De Nemours And Company | Solar panels and process for manufacture thereof |
CA2158922C (en) * | 1993-03-24 | 2004-09-21 | Kenneth Wayne Tucker | Wet-laid sheet material and composites thereof |
US5614312A (en) * | 1993-05-07 | 1997-03-25 | E. I. Du Pont De Nemours And Company | Wet-laid sheet material and composites thereof |
EP0857102A1 (de) * | 1995-02-21 | 1998-08-12 | E.I. Du Pont De Nemours And Company | Versneiden von fliessfalten bei pressgeformten panelen |
US5876655A (en) * | 1995-02-21 | 1999-03-02 | E. I. Du Pont De Nemours And Company | Method for eliminating flow wrinkles in compression molded panels |
EP0855929A4 (de) | 1995-03-29 | 2000-01-12 | Virginia Tech Foundation Inc | Mit hohlen mikrokugeln ausgetattete thermoplastisch formbare verbundfolie |
US6756412B2 (en) * | 1996-04-25 | 2004-06-29 | Georgia Composites, Inc. | Fiber-reinforced recycled thermoplastic composite and method |
US6271270B1 (en) | 1996-04-25 | 2001-08-07 | Georgia Composites | Fiber-reinforced recycled thermoplastic composite |
US5874159A (en) * | 1996-05-03 | 1999-02-23 | E. I. Du Pont De Nemours And Company | Durable spunlaced fabric structures |
DE10105813A1 (de) * | 2001-02-08 | 2002-08-14 | Quadrant Plastic Composites Ag | Verfahren zur Herstellung eines thermoplastisch verformbaren, faserverstärkten Halbzeugs |
DE10114553A1 (de) * | 2001-03-24 | 2002-09-26 | Quadrant Plastic Composites Ag | Verfahren zur Herstellung eines dicken, thermoplastisch verformbaren, faserverstärkten Halbzeugs |
CA2511956A1 (en) * | 2003-05-08 | 2004-11-18 | Dainippon Ink And Chemicals, Inc. | Method for producing separator for fuel cell, separator for fuel cell and fuel cell |
EP1719611A1 (de) * | 2005-05-04 | 2006-11-08 | Quadrant Plastic Composites AG | Verfahren zur Herstellung eines thermoplastisch verformbaren faserverstärkten Halbzeugs |
CN101838473B (zh) | 2005-04-05 | 2012-03-28 | 奎德兰特塑料合成股份公司 | 热塑性地可变形的纤维增强半成品 |
WO2009151942A2 (en) * | 2008-05-26 | 2009-12-17 | Semmes, Inc. | Reinforced polymer foams, articles and coatings prepared therefrom and methods of making the same |
CN102257201B (zh) * | 2008-12-25 | 2014-10-08 | 花王株式会社 | 无纺布及其制造方法 |
PL2502788T3 (pl) * | 2011-03-23 | 2014-08-29 | Autoneum Man Ag | Sposób wytwarzania formowanej wielowarstwowej wykładziny |
EP2503040A1 (de) * | 2011-03-23 | 2012-09-26 | Autoneum Management AG | Geformte mehrschichtige Verkleidung |
GB201322093D0 (en) * | 2013-12-13 | 2014-01-29 | Cytec Ind Inc | Compositive materials with electrically conductive and delamination resistant properties |
CN116262838B (zh) * | 2022-04-07 | 2024-03-15 | 深圳福帝宝生物技术有限公司 | 一种透气防潮的墓穴穴壁防护材料 |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2372433A (en) * | 1941-04-18 | 1945-03-27 | Columbian Rope Co | Moldable plastics composition and method of preparing same |
US2568144A (en) * | 1945-12-05 | 1951-09-18 | Union Asbestos & Rubber Co | Felted material and method of making the same |
US2784132A (en) * | 1953-05-11 | 1957-03-05 | Fiber Bond Corp | Air permeable fibrous batt |
UST859640I4 (de) * | 1959-12-15 | 1900-01-01 | ||
CA968645A (en) * | 1971-12-03 | 1975-06-03 | Preston F. Marshall | Stabilization of mixed-fiber webs |
DE3024416C2 (de) * | 1980-06-28 | 1982-04-15 | Gödecke AG, 1000 Berlin | Verfahren zur Herstellung von Arzneimitteln mit retardierter Wirkstoff-Freisetzung |
EP0088191A3 (de) * | 1982-03-08 | 1986-02-19 | Imperial Chemical Industries Plc | Polsterfasermischung aus Polyester |
US4882114A (en) * | 1984-01-06 | 1989-11-21 | The Wiggins Teape Group Limited | Molding of fiber reinforced plastic articles |
GB8400292D0 (en) * | 1984-01-06 | 1984-02-08 | Wiggins Teape Group Ltd | Fibre reinforced moulded plastics articles |
GB8400291D0 (en) * | 1984-01-06 | 1984-02-08 | Wiggins Teape Group Ltd | Fibre reinforced plastics sheets |
GB8400290D0 (en) * | 1984-01-06 | 1984-02-08 | Wiggins Teape Group Ltd | Fibre reinforced plastics structures |
GB8400294D0 (en) * | 1984-01-06 | 1984-02-08 | Wiggins Teape Group Ltd | Fibre reinforced composite plastics material |
US4590114A (en) * | 1984-04-18 | 1986-05-20 | Personal Products Company | Stabilized absorbent structure containing thermoplastic fibers |
US4551378A (en) * | 1984-07-11 | 1985-11-05 | Minnesota Mining And Manufacturing Company | Nonwoven thermal insulating stretch fabric and method for producing same |
US4568581A (en) * | 1984-09-12 | 1986-02-04 | Collins & Aikman Corporation | Molded three dimensional fibrous surfaced article and method of producing same |
JPH0791766B2 (ja) * | 1984-12-28 | 1995-10-04 | 日本発条株式会社 | クツシヨン体およびその製造方法 |
US4684120A (en) * | 1986-04-25 | 1987-08-04 | Nabil Kamal | Picking and separating device for transporting one or more fabric piles from a stack |
US4818599A (en) * | 1986-10-21 | 1989-04-04 | E. I. Dupont De Nemours And Company | Polyester fiberfill |
US4767321A (en) * | 1986-12-04 | 1988-08-30 | Azdel, Inc. | Oven for heating and stacking thermoplastic fiber reinforced resin sheets |
US4793802A (en) * | 1986-12-04 | 1988-12-27 | Azdel, Inc. | Circulating gas oven for heating fiber reinforced thermoplastic resin sheets |
CA1303837C (en) * | 1987-01-12 | 1992-06-23 | Gunter Tesch | Fiber containing aggregat and process for its preparation |
JPH0793990B2 (ja) * | 1988-04-14 | 1995-10-11 | 日本発条株式会社 | クッション体 |
JPH01318045A (ja) * | 1988-05-10 | 1989-12-22 | E I Du Pont De Nemours & Co | ガラス繊維と熱可塑性繊維との湿式成形混合物よりの複合材料 |
DE3920020A1 (de) * | 1989-03-07 | 1990-09-13 | Fritz Stahlecker | Streckwerk fuer eine spinnmaschine |
-
1990
- 1990-10-31 US US07/606,651 patent/US5134016A/en not_active Expired - Fee Related
-
1991
- 1991-10-29 DE DE69122406T patent/DE69122406T2/de not_active Expired - Fee Related
- 1991-10-29 WO PCT/US1991/007784 patent/WO1992007983A1/en active IP Right Grant
- 1991-10-29 EP EP91920240A patent/EP0555345B1/de not_active Expired - Lifetime
- 1991-10-29 ES ES91920240T patent/ES2094828T3/es not_active Expired - Lifetime
- 1991-10-29 RU RU93005262A patent/RU2105093C1/ru active
- 1991-10-29 CA CA002093670A patent/CA2093670C/en not_active Expired - Fee Related
- 1991-10-29 AU AU89505/91A patent/AU644253B2/en not_active Ceased
- 1991-10-29 BR BR919107057A patent/BR9107057A/pt unknown
- 1991-10-29 JP JP4500773A patent/JP3068186B2/ja not_active Expired - Fee Related
- 1991-10-29 KR KR1019930701270A patent/KR100230025B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ES2094828T3 (es) | 1997-02-01 |
AU8950591A (en) | 1992-05-26 |
BR9107057A (pt) | 1993-10-05 |
CA2093670C (en) | 2003-08-19 |
WO1992007983A1 (en) | 1992-05-14 |
US5134016A (en) | 1992-07-28 |
JP3068186B2 (ja) | 2000-07-24 |
CA2093670A1 (en) | 1992-05-01 |
JPH06502459A (ja) | 1994-03-17 |
DE69122406D1 (de) | 1996-10-31 |
EP0555345A1 (de) | 1993-08-18 |
EP0555345B1 (de) | 1996-09-25 |
AU644253B2 (en) | 1993-12-02 |
KR100230025B1 (ko) | 1999-11-15 |
RU2105093C1 (ru) | 1998-02-20 |
KR930702573A (ko) | 1993-09-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: VIRGINIA TECH FOUNDATION,INC, BLACKSBURG, VA, US |
|
8339 | Ceased/non-payment of the annual fee |