US3867428A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Substituted carbamates
Assignee: BASF SE
•
Filing: 1971-12-29
•
Granted: 1975-02-18
•
Expires: 1991-12-29
Abstract
Abstract WHEREIN R1 is unsubstituted phenyl or a phenyl of limited substitution. These compounds are useful as pesticides. Substituted N-vinylcarbamates of the formula
Inventors
- 👤 Hans Kiefer
- 👤 Albrecht Mueller
- 👤 Karl-Heinz Koenig
- 👤 Wolfgang Rohr
- 👤 Heinrich Adolphi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:32
CPC Classifications
C; C07; C07D; C07D307/00; C07D307/77; C07D307/78; C07D307/79; A; A01; A01N; A01N47/00; A01N47/08; A01N47/10; A01N47/22; C07D317/00; C07D317/08; C07D317/10; C07D317/14; C07D317/18; C07D317/24; C07D333/00; C07D333/50; C07D333/52; C07D333/54; C07D339/00; C07D339/02; C07D339/06
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 3
Dependent Claim
25 words
A compound as claimed in claim 1 wherein R1 is phenyl substituted once by lower alkoxy and R2 and R3 each denote methyl or hydrogen.
Claim 4
Dependent Claim
5 words
The compound of the formula
Claim 5
Dependent Claim
5 words
The compound of the formula
References Cited (Backward Citations)
US2592254A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-02-17 | 1978-08-19 | 1979-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-02-17 | 1982-08-19 | 1983-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-02-17 | 1986-08-19 | 1987-02-18 | $7700.00 | Window Closed / Lapsed |