US3242174A
Expired / Lapsed
US
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1-(tertiary aminosulfonyl)-3-(hydrocarbon) ureas
Assignee: Pfizer Inc
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Filing: 1962-02-06
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Granted: 1966-03-22
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Expires: 1982-02-06
Abstract
No abstract record available.
Inventors
- 👤 James M Mcmanus
- 👤 William M Mclamore
- 👤 Gerald D Laubach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:18
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/24; C07D213/36; C07D213/42; A; A61; A61K; A61K31/00; A61K31/33; C07D211/00; C07D211/04; C07D211/06; C07D211/08; C07D211/92; C07D211/96; C07D217/00; C07D217/02; C07D217/08; C07D221/00; C07D221/02; C07D221/20; C07D265/00; C07D265/28; C07D265/30; C07D279/00; C07D279/10; C07D295/00; C07D295/22; C07D295/26; C07D295/28; C07D295/32; C07D307/00; C07D307/02; C07D307/34; C07D307/38; C07D307/52; C07D309/00; C07D309/02; C07D309/08; C07D309/14; C07D333/00; C07D333/02; C07D333/04; C07D333/06; C07D333/14; C07D333/20; C07D333/26; C07D333/30; C07D333/36
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
13 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF THOSE HAVING THE STRUCTURAL FORMULA:
References Cited (Backward Citations)
FR993465A
Cited
US3108098A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |