US4111879A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition for inhibiting adhesion of shellfish and algae
Assignee: Ihara Chemical Industry Co Ltd
•
Filing: 1976-10-28
•
Granted: 1978-09-05
•
Expires: 1996-10-28
Abstract
Abstract A composition for inhibiting an adhesion of shellfish and algae comprises a resin, a medium and a N-arylmaleimide having the formula ##STR1## wherein X represents hydrogen or halogen atom; Y 1 represents hydrogen, or halogen atom or alkyl, lower alkoxy, nitro, hydroxyl, alkoxycarbonyl, carboxyl, phenyl, phenylamino, alkenyl, thiocyano, sulfone, acetylamino, or sulfamoyl group; Y 2 represents hydrogen or halogen atom or alkyl, lower alkoxy, nitro or hydroxyl group and Y 3 represents hydrogen or halogen atom or dialkylamino group. The inhibiting composition is coated on a fishing net, a ship bottom or other apparatus in water.
Inventors
- 👤 Kogoro Mori
- 👤 Taro Izawa
- 👤 Yoshifumi Mizuno
- 👤 Sadayoshi Matsui
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:26
CPC Classifications
C; C07; C07D; C07D207/00; C07D207/02; C07D207/44; C07D207/444; C07D207/448; C09; C09D; C09D5/00; C09D5/16; C09D5/1606; C09D5/1612; C09D5/1625; Y; Y10; Y10S; Y10S428/00; Y10S428/907
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
102 words
A method of inhibiting adhesion of shellfish and algae on a fish net or a ship bottom or an apparatus in water which comprises coating thereon a composition comprising a resin, a medium and from 5-80 wt.% thereof of a N-aryl-maleimide having the formula: ##STR16## wherein X represents hydrogen or halogen atom; Y 1 represents hydrogen or halogen atom or alkyl, lower alkoxy, nitro, hydroxyl, alkoxycarbonyl, carboxyl, phenyl, phenylamino, alkenyl, thiocyano, sulfone, acetylamino or sulfamoyl group; Y 2 represents hydrogen or halogen atom or alkyl, lower alkoxy, nitro or hydroxyl group and Y 3 represents hydrogen or halogen atom or dialkylamino group.
Claim 2
Independent Claim
102 words
A method of inhibiting adhesion of shellfish and algae on a fish net or a ship bottom or an apparatus in water which comprises coating thereon a composition comprising a resin, a medium and from 5-80 wt.% thereof of a N-aryl-maleimide having the formula: ##STR16## wherein X represents hydrogen or halogen atom; Y 1 represents hydrogen or halogen atom or alkyl, lower alkoxy, nitro, hydroxyl, alkoxycarbonyl, carboxyl, phenyl, phenylamino, alkenyl, thiocyano, sulfone, acetylamino or sulfamoyl group; Y 2 represents hydrogen or halogen atom or alkyl, lower alkoxy, nitro or hydroxyl group and Y 3 represents hydrogen or halogen atom or dialkylamino group.
Claim 3
Dependent Claim
12 words
The process of claim 1, wherein the medium is an organic solvent.
References Cited (Backward Citations)
US2884330A
Cited
US3223513A
Cited
US3098002A
Cited
US3265708A
Cited
US3394145A
Cited
US3465001A
Cited
US3896753A
Cited
US3575123A
Cited
US3538114A
Cited
US3586697A
Cited
US3743654A
Cited
US3734927A
Cited
US3821247A
Cited
US4010182A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-09-04 | 1982-03-06 | 1982-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-09-04 | 1986-03-06 | 1986-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-09-04 | 1990-03-06 | 1990-09-05 | $7700.00 | Window Closed / Lapsed |