US2810718A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Basic salicylamides
Assignee: Abbott Laboratories
•
Filing: 1953-07-02
•
Granted: 1957-10-22
•
Expires: 1973-07-02
Abstract
No abstract record available.
Inventors
- 👤 Bruce W Horrom
- 👤 Leo R Swett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:57
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/04; C07D295/12; C07D211/00; C07D211/04; C07D211/06; C07D211/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
14 words
A NEW CHEMICAL COMPOUND SELECTED FROM THE GROUP CONSISTING OF BASES HAVING THE FORMULA
Claim 2
Dependent Claim
14 words
A NEW CHEMICAL COMPOUND SELECTED FROM THE GROUP CONSISTING OF BASES HAVING THE FORMULA
References Cited (Backward Citations)
US2338178A
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US2464094A
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US2419932A
Cited
US2691025A
Cited
US2688026A
Cited
US2690041A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-21 | 1961-04-22 | 1961-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-21 | 1965-04-22 | 1965-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-21 | 1969-04-22 | 1969-10-22 | $7700.00 | Window Closed / Lapsed |