US5059425A
Expired / Lapsed
US
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Bandage comprising a fibrous surface coated with polypeptides with type IV collagen activity
Assignee: University of Minnesota System
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Filing: 1991-01-31
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Granted: 1991-10-22
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Expires: 2011-01-31
Abstract
Abstract A composition which can bind heparin and promote cellular adhesion is provided which consists essentially of a polypeptide of the formula: met-phe-lys-lys-pro-thr-pro-ser-thr-leu-lys-ala-gly-glu-leu-arg, thr-ala-gly-ser-cys-leu-arg-lys-phe-ser-thr-met, asn-pro-leu-cys-pro-pro-gly-thr-lys-ile-leu, or mixtures thereof. Medical devices such as prosthetic implants, percutaneous devices, bandages and cell culture substrates coated with the polypeptide composition are also provided.
Inventors
- 👤 Effie C. Tsilibary
- 👤 Leo T. Furcht
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:02
CPC Classifications
C; C07; C07K; C07K14/00; C07K14/435; C07K14/78; A; A61; A61L; A61L15/00; A61L15/16; A61L15/22; A61L15/28; A61L15/32; A61L27/00; A61L27/14; A61L27/22; A61L27/227; A61L27/50; A61L27/507; C12; C12N; C12N5/00; C12N5/0068; A61K; A61K38/00; C12N2533/00; C12N2533/50; C12N2533/54
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
19 words
A bandage comprising a fibrous surface coated with a polypeptide consisting essentially of: met-phe-lys-lys-pro-thr-pro-ser-thr-leu-lys-ala-gly-glu-leu-arg, thr-ala-gly-ser-cys-leu-arg-lys-phe-ser-thr-met, asn-pro-leu-cys-pro-pro-gly-thr-lys-ile-leu, or mixtures thereof.
Claim 2
Dependent Claim
19 words
A bandage comprising a fibrous surface coated with a polypeptide consisting essentially of: met-phe-lys-lys-pro-thr-pro-ser-thr-leu-lys-ala-gly-glu-leu-arg, thr-ala-gly-ser-cys-leu-arg-lys-phe-ser-thr-met, asn-pro-leu-cys-pro-pro-gly-thr-lys-ile-leu, or mixtures thereof.
Claim 3
Dependent Claim
12 words
The bandage of claim 1 wherein the fibrous surface comprises cellulosic fibers.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1994-10-21 | 1995-04-22 | 1995-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-10-21 | 1999-04-22 | 1999-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-10-21 | 2003-04-22 | 2003-10-22 | $7700.00 | Window Closed / Lapsed |