US3657413A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antiseptic composition containing peroxide glycerol and carboxypolymethylene polymer
Assignee: Block Drug Co Inc
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Filing: 1969-08-28
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Granted: 1972-04-18
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Expires: 1989-08-28
Abstract
Abstract AN ANTISEPTIC COMPOSITION CONTAINING A PEROXIDE, GLYCEROL, AND A CARBOXYPOLYMETHYLENE POLYMER. THE CARBOXYPOLYMETHYLENE POLYMER TICHENS AND IMPARTS SUSTAINED RELEASE PROPERTIES TO THE COMPOSITION, WHICH IS USEFUL FOR ANTISEPTIC TREATMENT OF ORAL SOFT TISSUES, WOUDNDS, AND THE LIKE.
Inventors
- 👤 Murray W Rosenthal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:02
CPC Classifications
A; A61; A61Q; A61Q11/00; A61K; A61K31/00; A61K31/74; A61K31/765; A61K8/00; A61K8/18; A61K8/19; A61K8/22; A61K8/30; A61K8/40; A61K8/42; A61K8/72; A61K8/81; A61K8/8141; A61K8/8147
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-04-18 | 1975-10-18 | 1976-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-04-18 | 1979-10-18 | 1980-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-04-18 | 1983-10-18 | 1984-04-18 | $7700.00 | Window Closed / Lapsed |