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Patent US2862965A successfully refreshed from Google Patents.
US2862965A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pharmaceutical compounds
Assignee: Olin Corp
•
Filing: 1956-08-30
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Granted: 1958-12-02
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Expires: 1976-08-30
Abstract
No abstract record available.
Inventors
- 👤 William A Lott
- 👤 Krapcho John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:16
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/04; C07D295/12; C07C; C07C233/00; C07C233/01; C07C233/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
13 words
A COMPOUND OF THE LESS CONSISTING OF: FREE BASES HAVING THE GENERAL FORMULA
Claim 2
Dependent Claim
13 words
A COMPOUND OF THE LESS CONSISTING OF: FREE BASES HAVING THE GENERAL 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) | 1961-12-01 | 1962-06-02 | 1962-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-01 | 1966-06-02 | 1966-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-01 | 1970-06-02 | 1970-12-02 | $7700.00 | Window Closed / Lapsed |