Patent US3014957A successfully refreshed from Google Patents.
US3014957A
Expired / Lapsed
US
⏱️ 0.0 years remaining
6-(substituted benzoyl) dehydroabietonitriles and derivatives
Assignee: GD Searle LLC
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Filing: 1959-01-23
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Granted: 1961-12-26
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Expires: 1979-01-23
Abstract
No abstract record available.
Inventors
- 👤 Willard M Hoehn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:02
CPC Classifications
C; C07; C07C; C07C62/00; C07C62/30; C07C62/38; C07C2603/00; C07C2603/02; C07C2603/04; C07C2603/22; C07C2603/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
6 words
A COMPOUND OF THE STRUCTUREAL FORMULA
Claim 2
Dependent Claim
6 words
A COMPOUND OF THE STRUCTUREAL 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) | 1964-12-25 | 1965-06-26 | 1965-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-25 | 1969-06-26 | 1969-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-25 | 1973-06-26 | 1973-12-26 | $7700.00 | Window Closed / Lapsed |