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US2607789A
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N-alpha mercapto acetyl amino aryl compounds
Assignee: ENDO PRODUCTS Inc
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Filing: 1947-12-18
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Granted: 1952-08-19
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Expires: 1967-12-18
Abstract
No abstract record available.
Inventors
- 👤 Weiss Ulrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:23
CPC Classifications
C; C07; C07C; C07C323/00; C07C323/50; C07C323/51; C07C323/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
8 words
COMPOUNDS OF THE GROUP HAVING THE TYPE FORMULA:
Claim 2
Dependent Claim
8 words
COMPOUNDS OF THE GROUP HAVING THE TYPE FORMULA:
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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Cited
US2412700A
Cited
US2431910A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-19 | 1956-02-18 | 1956-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-19 | 1960-02-18 | 1960-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-19 | 1964-02-18 | 1964-08-19 | $7700.00 | Window Closed / Lapsed |