Patent US2468531A successfully refreshed from Google Patents.
Patent US2863874A successfully refreshed from Google Patents.
US2863874A
Expired / Lapsed
US
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Process of preparing 2-aminothiazoles
Assignee: Goodrich Corp
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Filing: 1955-05-26
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Granted: 1958-12-09
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Expires: 1975-05-26
Abstract
No abstract record available.
Inventors
- 👤 James T Gregory
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:59
CPC Classifications
C; C07; C07D; C07D277/00; C07D277/02; C07D277/20; C07D277/32; C07D277/38; C07D277/42; C07D277/60; C07D277/62; C07D277/68; C07D277/70; C07D277/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
13 words
A METHOD OF PREPARING 2-AMINOSUBSTITUTED THIAZOLES COMPRISING REACTING A COMPOUND HAVING THE STRUCTURE
Claim 2
Independent Claim
13 words
A METHOD OF PREPARING 2-AMINOSUBSTITUTED THIAZOLES COMPRISING REACTING A COMPOUND HAVING THE STRUCTURE
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) | 1961-12-08 | 1962-06-09 | 1962-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-08 | 1966-06-09 | 1966-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-08 | 1970-06-09 | 1970-12-09 | $7700.00 | Window Closed / Lapsed |