Patent US2005676A successfully refreshed from Google Patents.
US2829084A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Certain alkyl-n
Assignee: —
•
Filing: —
•
Granted: 1958-04-01
•
Expires: 1975-04-01
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:49
CPC Classifications
C; C07; C07D; C07D417/00; C07D417/02; C07D417/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
12 words
A COMPOUND FROM THE GROUP CONSISTING OF METHYLN-(5-NITRO-2-THIAZOLYL) CARBAMATE AND ETHYL-N-(5-NITRO2-THIAZOLYL) CARBAMATE.
Claim 2
Dependent Claim
12 words
A COMPOUND FROM THE GROUP CONSISTING OF METHYLN-(5-NITRO-2-THIAZOLYL) CARBAMATE AND ETHYL-N-(5-NITRO2-THIAZOLYL) CARBAMATE.
References Cited (Backward Citations)
US2531756A
Cited
US2547677A
Cited
US2574155A
Cited
US2631963A
Cited
US2573656A
Cited
US2690443A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-31 | 1961-09-30 | 1962-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-31 | 1965-09-30 | 1966-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-31 | 1969-09-30 | 1970-04-01 | $7700.00 | Window Closed / Lapsed |