GB1604178A
Expired / Lapsed
GB
⏱️ 0.0 years remaining
Lactide polyester copolymer
Assignee: Wyeth Holdings LLC
•
Filing: 1978-04-28
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Granted: —
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Expires: 1998-04-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
GB
Data Source
google_patents
Last Synchronized
2026-10-23 00:47
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/02; C08G63/06; C08G63/08; A; A61; A61L; A61L17/00; A61L17/06; A61L17/10; A61L17/12
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
31 words
1 A copolymer characterized by a content of sequential units of Formula I and Formula II: 50 t O-CH 2-CO-O-CH 2-CO + (I) 55 t O-CH 2-CH 2-CH 2-O-CO 1 (II)
Claim 2
Dependent Claim
31 words
1 A copolymer characterized by a content of sequential units of Formula I and Formula II: 50 t O-CH 2-CO-O-CH 2-CO + (I) 55 t O-CH 2-CH 2-CH 2-O-CO 1 (II)
Claim 3
Dependent Claim
16 words
2 A copolymer according to Claim 1 and formed by copolymerizing glycolide with trimethylene carbonate 60
Claim 4
Dependent Claim
20 words
3 A copolymer according to Claim 2 and formed by sequentially polymerizing first the trimethylene carbonate followed by the glycolide.
Claim 5
Dependent Claim
18 words
4 A copolymer according to any preceding Claim and having a predominant content of units of Formula (I).
Claim 6
Dependent Claim
21 words
5 A copolymer according to Claim 1 and substantially as described in the Example 65 3 1 604 178 3 herein.
Claim 7
Dependent Claim
14 words
6 A sterile surgical article fabricated from a copolymer according to any preceding Claim.
Claim 8
Dependent Claim
16 words
7 An article according to Claim 6 in the form of a mono or multifilament suture.
Claim 9
Dependent Claim
97 words
8 An article according to Claim 7 in the form of a needled suture 5 9 An article according to any one of Claims 6 to 8 and fabricated from a copolymer having a content of units of Formula (I) such that the article is absorbable in vivo. LLOYD WISE, TREGEAR & CO, Norman House, 10 105-109 Strand, London, WC 2 R OAE. Printed for Her Majesty's Stationery Office by Croydon Printing Company Limited Croydon, Surrey, 1981. Published by The Patent Office 25 Southampton Buildings, London, WC 2 A l AY, from which copies may be obtained.
References Cited (Backward Citations)
No citation records indexed.
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