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US3476760A
Expired / Lapsed
US
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Substituted piperidinoalkylthianaphthenes and benzofurans
Assignee: GlaxoSmithKline LLC
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Filing: 1967-09-22
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Granted: 1969-11-04
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Expires: 1987-09-22
Abstract
No abstract record available.
Inventors
- 👤 Carl Kaiser
- 👤 Charles L Zirkle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:07
CPC Classifications
C; C07; C07D; C07D307/00; C07D307/77; C07D307/78; C07D307/79; C07D333/00; C07D333/50; C07D333/52; C07D333/54; C07D333/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA632437A
Cited
US3070606A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-03 | 1973-05-05 | 1973-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-03 | 1977-05-05 | 1977-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-03 | 1981-05-05 | 1981-11-04 | $7700.00 | Window Closed / Lapsed |