Patent US3312709A successfully refreshed from Google Patents.
US3312709A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Para-(lower)alkoxybenzoylscopolamine
Assignee: Procter and Gamble Co
•
Filing: 1964-06-29
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Granted: 1967-04-04
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Expires: 1984-06-29
Abstract
No abstract record available.
Inventors
- 👤 Macmillan Francis S Kilmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:04
CPC Classifications
A; A61; A61Q; A61Q15/00; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/49; C; C07; C07D; C07D451/00; C07D451/02; C07D451/04; C07D451/06; C07D451/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
6 words
AN ANTICHOLINERGIC COMPOUND HAVING THE STRUCTURE:
Claim 2
Dependent Claim
6 words
AN ANTICHOLINERGIC COMPOUND HAVING THE STRUCTURE:
References Cited (Backward Citations)
US2814623A
Cited
GB940279A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-03 | 1970-10-03 | 1971-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-03 | 1974-10-03 | 1975-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-03 | 1978-10-03 | 1979-04-04 | $7700.00 | Window Closed / Lapsed |