US3721699A
Expired / Lapsed
US
⏱️ 0.0 years remaining
O,n-diphenyl-carbamic acid esters
Assignee: Novartis Corp
•
Filing: 1970-01-26
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Granted: 1973-03-20
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Expires: 1990-01-26
Abstract
Abstract Certain O,N-diphenyl-carbamic acid esters in which one phenyl moiety is substituted in the 2-position by a halogenated phenoxy radical are disclosed as microbicidally active compounds. A method for controlling microorganisms with the aid of such compounds and compositions containing them are also described.
Inventors
- 👤 A Weiss
- 👤 W Traber
- 👤 H Hambock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:46
CPC Classifications
A; A01; A01N; A01N47/00; A01N47/08; A01N47/10; A01N47/22; C; C07; C07C; C07C329/00; C07C333/00; C07C333/02
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
3 words
N-(3,4-dichlorophenyl)-carbamic acid-0-(2-(2'' ,4''-di-chlorophenoxy)-5-chlorophenyl)-ester.
Claim 2
Dependent Claim
3 words
N-(3,5-dimethylphenyl)-carbamic acid-0-(2-(2'' ,4''-dichlorophenoxy)-5-chlorophenyl)-ester.
Claim 3
Dependent Claim
2 words
N-(4-methylphenyl)-carbamic acid-0-(2-(4''-chlorophenoxy)-4-bromo-5-chlorophenyl)-ester.
Claim 4
Dependent Claim
3 words
N-(3,4-dichlorophenyl)-carbamic acid-0-(2-(2'' ,4''-di-chlorophenoxy)-5-chlorophenyl)-ester.
Claim 5
Dependent Claim
3 words
N-(3-nitro-4-chlorophenyl)-carbamic acid-0-(2-(2'' ,4''-dichlorophenoxy)-5-chlorophenyl)-ester.
Claim 6
Dependent Claim
3 words
N-(3-trifluoromethylphenyl)-carbamic acid-0-(2-(2'' ,4''-dichlorophenoxy)-5-chlorophenyl)-ester.
Claim 7
Dependent Claim
3 words
N-(4-hydroxyphenyl)-carbamic acid-0-(2-(2'' ,4''-dichlorophenoxy)-5-chlorophenyl)-ester.
Claim 8
Dependent Claim
3 words
N-(2-methylphenyl)-carbamic acid-0-(2-(2'' ,4''-dichlorophenoxy)-4-bromo-5-chlorophenyl)-ester.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-03-19 | 1976-09-18 | 1977-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-03-19 | 1980-09-18 | 1981-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-03-19 | 1984-09-18 | 1985-03-20 | $7700.00 | Window Closed / Lapsed |