US2752284A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spermicidal composition
Assignee: Ortho Pharmaceutical Corp
•
Filing: 1952-09-27
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Granted: 1956-06-26
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Expires: 1972-09-27
Abstract
No abstract record available.
Inventors
- 👤 Victor R Berliner
- 👤 William C Mende
- 👤 Heron O Singher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:58
CPC Classifications
A; A01; A01N; A01N39/00; A01N25/00; A61; A61L; A61L2/00; A61L2/16; Y; Y10; Y10S; Y10S424/00; Y10S424/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
15 words
A SPERMICIDAL COMPOSITION COMPRISING IN COMBINATION WITH A VEHICLE, A WATER-SOLUBLE ALKYLPHENOXYETHANOL HAVING THE FORMULA
Claim 2
Dependent Claim
15 words
A SPERMICIDAL COMPOSITION COMPRISING IN COMBINATION WITH A VEHICLE, A WATER-SOLUBLE ALKYLPHENOXYETHANOL HAVING 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) | 1959-06-26 | 1959-12-26 | 1960-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-26 | 1963-12-26 | 1964-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-26 | 1967-12-26 | 1968-06-26 | $7700.00 | Window Closed / Lapsed |