US3880642A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bis-anilide compositions as algicidal agents
Assignee: Stauffer Chemical Co
•
Filing: 1973-04-09
•
Granted: 1975-04-29
•
Expires: 1993-04-09
Abstract
Abstract This invention relates to the utility of certain bis-anilide compositions of the general formula: WHEREIN R is alkyl having from 2 to 7 carbon atoms, inclusive, and R'' is selected from the group consisting of benzyl, 3,4dichlorophenyl, 2,4-dichlorophenyl, 2,4-dichlorophenoxymethyl, 1isobutenyl, alkyl having from 2 to 7 carbon atoms, inclusive, and haloalkyl having 1 to 2 carbon atoms, inclusive, as algicidal agents.
Inventors
- 👤 Don R Baker
- 👤 Eugene G Teach
- 👤 Duane R Arneklev
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 11:44
CPC Classifications
C; C07; C07C; C07C233/00; C07C233/01; C07C233/12; A; A01; A01N; A01N37/00; A01N37/18; A01N37/22; C07C233/34
Claims Analysis
Total Claims: 30
Claim 1
Independent Claim
27 words
THE METHOD FOR INHIBITING AND PREVENTING ALGAE GROWTH IN WATER, WHICH COMPRISES ADDING TO THE ALGAE ENVIROMENT AN ALGICIDALLY EFFECTIVE AMOUNT OF A COMPOUND OF THE FORMULA
Claim 2
Independent Claim
27 words
THE METHOD FOR INHIBITING AND PREVENTING ALGAE GROWTH IN WATER, WHICH COMPRISES ADDING TO THE ALGAE ENVIROMENT AN ALGICIDALLY EFFECTIVE AMOUNT OF A COMPOUND OF THE FORMULA
Claim 3
Dependent Claim
15 words
The method according to claim 1 in which R is alkyl and R'' is alkyl.
Claim 4
Dependent Claim
15 words
The method according to claim 2 in which R is 1,1-dimethylbutyl and R'' is neopentyl.
Claim 5
Dependent Claim
15 words
The method according to claim 2 in which R is 3-methylbutyl and R'' is 1,1-dimethylbutyl.
Claim 6
Dependent Claim
15 words
The method according to claim 2 in which R is ethyl and R'' is neopentyl.
Claim 7
Dependent Claim
15 words
The method according to claim 2 in which R is 1-methylbutyl and R'' is tertiary-butyl.
Claim 8
Dependent Claim
15 words
The method according to claim 2 in which R is ethyl and R'' is 1-ethylpentyl.
Claim 9
Dependent Claim
15 words
The method according to claim 2 in which R is 1-methylbutyl and R'' is 1-methylbutyl.
Claim 10
Dependent Claim
15 words
The method according to claim 1 in which R is alkyl and R'' is haloalkyl.
Claim 11
Dependent Claim
15 words
The method according to claim 9 in which R is ethyl and R'' is trichloromethyl.
Claim 12
Dependent Claim
15 words
The method according to claim 9 in which R is ethyl and R'' is trifluoromethyl.
Claim 13
Dependent Claim
15 words
The method acccording to claim 9 in which R is isopropyl and R'' is trichloromethyl.
Claim 14
Dependent Claim
15 words
The method according to claim 9 in which R is ethyl and R'' is 1,1-dichloroethyl.
Claim 15
Dependent Claim
15 words
The method according to claim 9 in which R is 1,1-dimethylbutyl and R'' is trifluoromethyl.
Claim 16
Dependent Claim
15 words
The method according to claim 9 in which R is tertiary-butyl and R'' is pentafluoroethyl.
Claim 17
Dependent Claim
15 words
The method according to claim 9 in which R is ethyl and R'' is 1,1-dichloro-2,2,2-trifluoroethyl.
Claim 18
Dependent Claim
15 words
The method according to claim 9 in which R is 1,1-dimethylbutyl and R'' is pentafluoroethyl.
Claim 19
Dependent Claim
15 words
The method according to claim 1 in which R is alkyl and R'' is benzyl.
Claim 20
Dependent Claim
11 words
The method according to claim 18 in which R is 1-methylbutyl.
Claim 21
Dependent Claim
11 words
The method according to claim 18 in which R is 1,1-dimethylbutyl.
Claim 22
Dependent Claim
15 words
The method according to claim 1 in which R is alkyl and R'' is 3,4-dichlorophenyl.
Claim 23
Dependent Claim
11 words
The method according to claim 21 in which R is tertiary-butyl.
Claim 24
Dependent Claim
11 words
The method according to claim 21 in which R is ethyl.
Claim 25
Dependent Claim
15 words
The method according to claim 1 in which R is alkyl and R'' is 2,4-dichlorophenyl.
Claim 26
Dependent Claim
11 words
The method according to claim 24 in which R is 1,1-dimethylbutyl.
Claim 27
Dependent Claim
15 words
The method according to claim 1 in which R is alkyl and R'' is 2,4-dichlorophenoxymethyl.
Claim 28
Dependent Claim
11 words
The method according to claim 26 in which R is 1,1-dimethylbutyl.
Claim 29
Dependent Claim
15 words
The method according to claim 1 in which R is alkyl and R'' is 1-isobutenyl.
Claim 30
Dependent Claim
11 words
The method according to claim 28 in which R is tertiary-butyl.
References Cited (Backward Citations)
US3661552A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-04-28 | 1978-10-28 | 1979-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-04-28 | 1982-10-28 | 1983-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-04-28 | 1986-10-28 | 1987-04-29 | $7700.00 | Window Closed / Lapsed |