Patent US2632775A successfully refreshed from Google Patents.
US2632775A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antiseptic and preparation thereof
Assignee: Bristol Laboratories Inc
•
Filing: 1951-12-01
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Granted: 1953-03-24
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Expires: 1971-12-01
Abstract
No abstract record available.
Inventors
- 👤 Douglas E Cooper
- 👤 Lee C Cheney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:27
CPC Classifications
C; C07; C07C; C07C37/00; C07C37/11; C07C37/20; C07C39/00; C07C39/24; C07C39/367
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
3 words
THE COMPOUND 2,2''-METHYLENE-BIS-(4-CHLORO-3,5-XYLENOL).
Claim 2
Dependent Claim
3 words
THE COMPOUND 2,2''-METHYLENE-BIS-(4-CHLORO-3,5-XYLENOL).
References Cited (Backward Citations)
US2353725A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-23 | 1956-09-22 | 1957-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-23 | 1960-09-22 | 1961-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-23 | 1964-09-22 | 1965-03-24 | $7700.00 | Window Closed / Lapsed |