Patent US2752793A successfully refreshed from Google Patents.
US3419006A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Novel dressing and use thereof
Assignee: Union Carbide Corp
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Filing: 1966-08-08
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Granted: 1968-12-31
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Expires: 1986-08-08
Abstract
No abstract record available.
Inventors
- 👤 Paul A King
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:01
CPC Classifications
C; C08; C08J; C08J3/00; C08J3/28; A; A61; A61L; A61L15/00; A61L15/16; A61L15/22; A61L15/26; A61L15/42; A61L15/44; A61L15/60; A61L2300/00; A61L2300/40; A61L2300/416; C08J2371/00; C08J2371/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
26 words
A NOVEL TRANSPARENT DRESSING COMPRISED OF A LAYER OF A HYDROPHILIC POLYMERIC GEL, SAID GEL BEING COMPRISED OF AT LEAST ONE CROSSLINKED POLYMER OF THE FORMULA:
Claim 2
Dependent Claim
26 words
A NOVEL TRANSPARENT DRESSING COMPRISED OF A LAYER OF A HYDROPHILIC POLYMERIC GEL, SAID GEL BEING COMPRISED OF AT LEAST ONE CROSSLINKED POLYMER OF THE 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) | 1971-12-31 | 1972-07-01 | 1972-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-31 | 1976-07-01 | 1976-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-31 | 1980-07-01 | 1980-12-31 | $7700.00 | Window Closed / Lapsed |