Patent US1309235A successfully refreshed from Google Patents.
Patent US2734506A successfully refreshed from Google Patents.
US2734506A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Silk sutures and ligatures
Assignee: —
•
Filing: —
•
Granted: 1956-02-14
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Expires: 1973-02-14
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:39
CPC Classifications
A; A61; A61L; A61L17/00; A61L17/14; A61L17/145
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
32 words
A SUBSTANTIALLY NONCAPILLARY SILK SUTURE COMPRISING A SILK SUTURE STRAND COATED WITH A POLYMERIC SUBSTANCE SELECTED FORM THE CLASS CONSISTING OF POLYMERS AND COPOLYMERS OF METHACRYLIC ACID ESTERS OF THE GENERAL FORMULA
Claim 2
Dependent Claim
32 words
A SUBSTANTIALLY NONCAPILLARY SILK SUTURE COMPRISING A SILK SUTURE STRAND COATED WITH A POLYMERIC SUBSTANCE SELECTED FORM THE CLASS CONSISTING OF POLYMERS AND COPOLYMERS OF METHACRYLIC ACID ESTERS OF THE GENERAL FORMULA
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-02-13 | 1959-08-15 | 1960-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-13 | 1963-08-15 | 1964-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-13 | 1967-08-15 | 1968-02-14 | $7700.00 | Window Closed / Lapsed |