US3663699A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of tranquilizing employing n,n'-dialkoxymethyl phenobarbital
Assignee: Colgate Palmolive Co
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Filing: 1971-05-19
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Granted: 1972-05-16
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Expires: 1991-05-19
Abstract
Abstract A SERIES OF N,N''-DIALKOXYMETHYL PHENOBARBITALS HAVE BEEN FOUND TO BE USEFUL AS TRANQUILIZERS, ANALGESICS AND CENTRALLY ACTING SKELETAL MUSCLE RELAXANTS.
Inventors
- 👤 John F Reinhard
- 👤 Carlos M Samour
- 👤 Julius A Vida
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:41
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/33; A61K31/395; A61K31/495; A61K31/505; A61K31/513; A61K31/515
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-05-16 | 1975-11-15 | 1976-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-16 | 1979-11-15 | 1980-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-16 | 1983-11-15 | 1984-05-16 | $7700.00 | Window Closed / Lapsed |