US3562281A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bis-piperidyl-alkanes
Assignee: BASF Corp
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Filing: 1969-06-26
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Granted: 1971-02-09
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Expires: 1989-06-26
Abstract
Abstract BASICALLY SUBSTITUTED BIS-PIPERIDYL-ALKANES, E.G. THOSE OF THE FORMULA 1-R,((1-(AM-CMH2M-)PIPERIDYL)-CNH2N-)PIPERIDINE N=1-7, M=2-7 AM=SEC. OR TERT. AMINO GROUP R=H, ALIPHATIC, ARALIPHATIC OR AROMATIC RADICAL ACYL DERIVATIVES, QUATERNARIES AND SALTS THEREOF ARE ANTIBACTERIAL AND ANTIPARASITIC AGENTS.
Inventors
- 👤 Lincoln Harvey Werner
- 👤 Robert Paul Mull
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 01:12
CPC Classifications
C; C07; C07D; C07D401/00; C07D401/02; C07D401/06; C07D211/00; C07D211/02; C07D211/04; C07D211/06; C07D211/08; C07D211/10; C07D211/12; C07D211/14; C07D211/16; C07D211/92; C07D211/96; C07D405/00; C07D405/02; C07D405/06; C07D409/00; C07D409/02; C07D409/06; C07D417/00; C07D417/02; C07D417/04
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-08 | 1974-08-10 | 1975-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-08 | 1978-08-10 | 1979-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-08 | 1982-08-10 | 1983-02-09 | $7700.00 | Window Closed / Lapsed |