US3086022A
Expired / Lapsed
US
⏱️ 0.0 years remaining
1, 4-bis (polyalkyl substituted-4-hydroxy-4-piperidyl) butanes
Assignee: Warner Lambert Co LLC
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Filing: 1961-09-25
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Granted: 1963-04-16
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Expires: 1981-09-25
Abstract
No abstract record available.
Inventors
- 👤 Robert I Meltzer
- 👤 Wilson B Lutz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 01:17
CPC Classifications
C; C07; C07D; C07D211/00; C07D211/04; C07D211/06; C07D211/36; C07D211/40; C07D211/44; C07D211/48; C07D211/08; C07D211/10; C07D211/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF COMPOUNDS OF THE FORMULA 1,2-DI(R2-),2,6,6-TRI(CH3-),4-HO,4-((1,2-DI(R3-),2,6,6-TRI(CH3-),4-HO-4 -PIPERIDYL)-CH2-CH2-CH2-CH2-)PIPERIDINE WHEREIN R2 IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF HYXDROGEN AND METHYL AND R3 IS A MEMBER OF THE GROUP CONSISTING OF HYDROGEN AND LOWER ALKYL, AND THE NON-TOXIC PHARMACEUTICALLY ACCEPTABLE ACID ADDITION SALTS THEREOF.
Claim 2
Dependent Claim
51 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF COMPOUNDS OF THE FORMULA 1,2-DI(R2-),2,6,6-TRI(CH3-),4-HO,4-((1,2-DI(R3-),2,6,6-TRI(CH3-),4-HO-4 -PIPERIDYL)-CH2-CH2-CH2-CH2-)PIPERIDINE WHEREIN R2 IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF HYXDROGEN AND METHYL AND R3 IS A MEMBER OF THE GROUP CONSISTING OF HYDROGEN AND LOWER ALKYL, AND THE NON-TOXIC PHARMACEUTICALLY ACCEPTABLE ACID ADDITION SALTS THEREOF.
References Cited (Backward Citations)
GB103541A
Cited
US2624735A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |