US3547932A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydroxyalkyl piperidine or pyrrolidine oxides
Assignee: Colgate Palmolive Co
•
Filing: 1967-11-13
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Granted: 1970-12-15
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Expires: 1987-11-13
Abstract
No abstract record available.
Inventors
- 👤 John Fred Gerecht
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:40
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/66; C11D1/75; A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/40; A61K8/49; A61Q; A61Q19/00; C07; C07D; C07D295/00; C07D295/22; C07D295/24; C08; C08G; C08G73/00; C08G73/06; C08G73/10; C08G73/14; A61Q5/00; A61Q5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2794024A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-14 | 1974-06-15 | 1974-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-14 | 1978-06-15 | 1978-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-14 | 1982-06-15 | 1982-12-15 | $7700.00 | Window Closed / Lapsed |