US3096341A
Expired / Lapsed
US
⏱️ 0.0 years remaining
9-cyanoethyl dodecahydrocarbazole
Assignee: United States Steel Corp
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Filing: 1960-04-25
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Granted: 1963-07-02
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Expires: 1980-04-25
Abstract
No abstract record available.
Inventors
- 👤 Chester S Sheppard
- 👤 Myron H Wilt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:31
CPC Classifications
C; C07; C07D; C07D417/00; C07D417/02; C07D417/12; C07D209/00; C07D209/56; C07D209/80; C07D209/82; C07D209/86
Claims Analysis
Total Claims: 0
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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) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |