US2940992A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2, 2-diphenyl-3-thiolpropionic acid and derivatives thereof
Assignee: Abbott Laboratories
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Filing: 1957-05-14
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Granted: 1960-06-14
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Expires: 1977-05-14
Abstract
No abstract record available.
Inventors
- 👤 Harold E Zaugg
- 👤 Jr Raymond J Michaels
- 👤 Howard J Glenn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:38
CPC Classifications
C; C07; C07D; C07D335/00; C07D335/04; C07D335/06; C07C; C07C323/00; C07C335/00; C07C335/30; C07C335/32
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
6 words
A COMPOUND REPRESENTED BY THE STRUCTURE:
Claim 2
Dependent Claim
6 words
A COMPOUND REPRESENTED BY THE STRUCTURE:
Claim 3
Dependent Claim
9 words
THE NON-TOXIC SALTS OF THE BASED OF CLAIM 1.
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) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |