US3818012A
Expired / Lapsed
US
⏱️ 0.0 years remaining
1,2-dihydro-8-carbamoyloxyquinolines
Assignee: Novartis AG
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Filing: 1971-09-07
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Granted: 1974-06-18
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Expires: 1991-09-07
Abstract
Abstract Heterocyclic compounds of the formula WHEREIN R1 is hydrogen, C1-C4 alkyl, C3-C5 alkenyl or C3-C5 alkinyl, R2 is hydrogen, C1-C4 alkyl or optionally substituted C1-C6 acyl, R3 is hydrogen, C1-C6 alkyl optionally substituted by C1-C4 alkoxy groups or cyano, C3-C5 alkenyl or C3-C5 alkinyl, R4 and R5 are each hydrogen or C1-C4 alkyl, R6 and R7 are each hydrogen or C1-C4 alkyl or together are a further bond between the C atoms to which they are attached in the heterocyclic ring, and R8 is hydrogen, C1-C4 alkyl or halogen, The compound being in the form of the free base or of an acid addition salt thereof, processes for their manufacture and use as agents for pest control.
Inventors
- 👤 E Nikles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:04
CPC Classifications
C; C07; C07D; C07D215/00; C07D215/02; C07D215/16; C07D215/20; C07D215/24; C07D215/26; C07D215/32; C07D215/34
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
2 words
The compound
Claim 2
Dependent Claim
2 words
The compound
Claim 3
Dependent Claim
2 words
The compound
Claim 4
Dependent Claim
2 words
The compound
Claim 5
Dependent Claim
2 words
The compound
Claim 6
Dependent Claim
2 words
The compound
Claim 7
Dependent Claim
2 words
The compound
Claim 8
Dependent Claim
2 words
The compound
Claim 9
Dependent Claim
2 words
The compound
Claim 10
Dependent Claim
2 words
The compound
Claim 11
Dependent Claim
2 words
The compound
Claim 12
Dependent Claim
2 words
The compound
References Cited (Backward Citations)
US2566723A
Cited
US3088916A
Cited
US3149117A
Cited
US3362960A
Cited
US3539578A
Cited
US3538099A
Cited
US3384538A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-06-17 | 1977-12-17 | 1978-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-17 | 1981-12-17 | 1982-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-17 | 1985-12-17 | 1986-06-18 | $7700.00 | Window Closed / Lapsed |