US2542897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antiseptic wound dressings
Assignee: Individual
•
Filing: 1945-10-12
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Granted: 1951-02-20
•
Expires: 1965-10-12
Abstract
No abstract record available.
Inventors
- 👤 Brown Ethan Allan
- 👤 Manuel H Gorin
- 👤 Harold A Abramson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:02
CPC Classifications
A; A61; A61L; A61L26/00; A61L26/0061; A61L26/0066; A61L2300/00; A61L2300/10; A61L2300/11; A61L2300/40; A61L2300/404; A61L2300/60; A61L2300/606
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
31 words
A LIQUID COMPOSITION FORMING A PROTECTIVE WOUND COATING ON EXPOSURE TO AIR AND COMPRISING A PLASTIC MATERIAL DISSOLVED IN A SOLVENT READILY EVAPORATING AT ROOM TEMPERATURE, A PLASTICIZER, AND UREA PEROXIDE.
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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) | 1954-02-19 | 1954-08-21 | 1955-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-19 | 1958-08-21 | 1959-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-19 | 1962-08-21 | 1963-02-20 | $7700.00 | Window Closed / Lapsed |