US3380848A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing solid polymeric material having bactericidal properties
Assignee: Polymer Res Corp of America
•
Filing: 1964-05-27
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Granted: 1968-04-30
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Expires: 1984-05-27
Abstract
No abstract record available.
Inventors
- 👤 Horowitz Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:40
CPC Classifications
A; A46; A46D; A46D1/00; D; D06; D06M; D06M16/00; A46B; A46B2200/00; A46B2200/10; A46B2200/1066; Y; Y10; Y10S; Y10S428/00; Y10S428/907
Claims Analysis
Total Claims: 0
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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) | 1971-04-30 | 1971-10-30 | 1972-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-30 | 1975-10-30 | 1976-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-30 | 1979-10-30 | 1980-04-30 | $7700.00 | Window Closed / Lapsed |