US2642375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hemostatic compositions
Assignee: Ethicon Inc
•
Filing: 1951-08-21
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Granted: 1953-06-16
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Expires: 1971-08-21
Abstract
No abstract record available.
Inventors
- 👤 Henderson John
- 👤 Bloch Alfred
- 👤 Herbert L Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:55
CPC Classifications
A; A61; A61L; A61L15/00; A61L15/16; A61L15/22; A61L15/26; A61L15/28; A61L2400/00; A61L2400/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
A HEMOSTATIC COMPOSITION FOR USE IN THE CONTROL OF TISSUE AND OSSEOUS HEMORRHAGE COMPRISING; AS A WATER-SOLUBLE INNOCUOUS BASE, POLYMERIZED ETHYLENE GLYCOL HAVING AN AVERAGE MOLECULAR WEIGHT OF APPROXIMATELY 1500; AND, AS A HEMOSTATIC AGENT, FINELY DIVIDED OXIDIZED CELLULOSE INTIMATELY ADMIXED THEREWITH.
Claim 2
Dependent Claim
42 words
A HEMOSTATIC COMPOSITION FOR USE IN THE CONTROL OF TISSUE AND OSSEOUS HEMORRHAGE COMPRISING; AS A WATER-SOLUBLE INNOCUOUS BASE, POLYMERIZED ETHYLENE GLYCOL HAVING AN AVERAGE MOLECULAR WEIGHT OF APPROXIMATELY 1500; AND, AS A HEMOSTATIC AGENT, FINELY DIVIDED OXIDIZED CELLULOSE INTIMATELY ADMIXED THEREWITH.
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) | 1956-06-15 | 1956-12-15 | 1957-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-15 | 1960-12-15 | 1961-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-15 | 1964-12-15 | 1965-06-16 | $7700.00 | Window Closed / Lapsed |