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US3376341A
Expired / Lapsed
US
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Preparation of n, n-dimethylcyclohexylamine
Assignee: EIDP Inc
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Filing: 1964-11-05
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Granted: 1968-04-02
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Expires: 1984-11-05
Abstract
No abstract record available.
Inventors
- 👤 Bauer Carl Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:30
CPC Classifications
C; C07; C07C; C07C209/00; C07C209/68; C07C209/70; C07C209/72; C07C209/82; C07C209/84; C07C211/00; C07C211/33; C07C211/34; C07C211/36; C07C2601/00; C07C2601/12; C07C2601/14
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) | 1971-04-02 | 1971-10-02 | 1972-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-02 | 1975-10-02 | 1976-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-02 | 1979-10-02 | 1980-04-02 | $7700.00 | Window Closed / Lapsed |