US3120551A
Expired / Lapsed
US
⏱️ 0.0 years remaining
5-(4-biphenylyl)-3-methylvaleric acid and functional derivatives thereof
Assignee: Warner Lambert Co LLC
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Filing: 1961-03-20
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Granted: 1964-02-04
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Expires: 1981-03-20
Abstract
No abstract record available.
Inventors
- 👤 Eric N Goldschmidt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:35
CPC Classifications
C; C07; C07C; C07C59/00; C07C59/40; C07C59/58; C07C59/64; C07C59/66; C07C59/68; C07C205/00; C07C205/27; C07C205/35; C07C205/36; C07C205/38; C07C57/00; C07C57/30; C07C57/38; C07C57/52; C07C57/58; C07C59/42; C07C59/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
12 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF COMPOUNDS OF THE FORMULA:
Claim 2
Dependent Claim
12 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF COMPOUNDS OF THE FORMULA:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-02-03 | 1967-08-05 | 1968-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-03 | 1971-08-05 | 1972-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-03 | 1975-08-05 | 1976-02-04 | $7700.00 | Window Closed / Lapsed |