US2568141A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Substituted glycinamides
Assignee: Wyeth LLC
•
Filing: 1947-01-14
•
Granted: 1951-09-18
•
Expires: 1967-01-14
Abstract
No abstract record available.
Inventors
- 👤 William F Bruce
- 👤 Seifter Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:01
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/16; C07D295/18; C07D295/182; C07D295/185; C07D249/00; C07D249/16; C07D249/18
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
8 words
AS NEW COMPOUNDS, GLYCINAMIDES HAVING THE GENERAL FORMULA
References Cited (Backward Citations)
GB483324A
Cited
US2139190A
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US2295655A
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US2230774A
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US2278123A
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US2288197A
Cited
US2332075A
Cited
US2407703A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-17 | 1955-03-19 | 1955-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-17 | 1959-03-19 | 1959-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-17 | 1963-03-19 | 1963-09-18 | $7700.00 | Window Closed / Lapsed |