US3887352A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control of microorganisms with 3-hydroxyisothiazoles
Assignee: Rohm and Haas Co
•
Filing: 1972-02-03
•
Granted: 1975-06-03
•
Expires: 1992-02-03
Abstract
Abstract Disclosed herein are certain compounds which are most properly designated as substituted 3-hydroxyisothiazoles and salts of 3hydroxyisothiazoles which exhibit a broad spectrum of biocidal properties and are particularly effective for the control of microorganisms.
Inventors
- 👤 Sheldon N Lewis
- 👤 George A Miller
- 👤 Andrew B Law
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 11:57
CPC Classifications
C; C07; C07D; C07D275/00; C07D275/02; A; A01; A01N; A01N43/00; A01N43/72; A01N43/80; C02; C02F; C02F1/00; C02F1/50; C08; C08K; C08K5/00; C08K5/36; C08K5/45; C08K5/46; C08K5/47; C10; C10M; C10M135/00; C10M135/32; C10M135/36; C10M2201/00; C10M2201/02; C10M2201/08; C10M2201/082; C10M2201/083; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2219/00; C10M2219/04; C10M2219/044; C10M2219/10; C10M2219/102; C10M2219/104; C10M2219/106; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10N; C10N2040/00; C10N2040/20; C10N2040/22
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
180 words
A METHOD FOR CONTROLLING THE GROWTH OF BACTERIA, FUNGI, OR ALGAE IN A LOCUS SUBJECT TO CONTAMINATION BY BACTERIA, FUNGI, OR ALGAE WHICH COMPRISES CONTACTING THE BACTERIA, FUNGI, OR ALGAE IN THE LOCUS WITH AN AMOUNT EFFECTIVE TO ADVERSELY EFFECT THE GROWTH OF THE BACTERIA, FUNGI, OR ALGAE OF A COMPOUND OF THE FORMULA 3-(HO-),4-R,5-R''-ISOTHIAZOLE WHEREIN R IS HYDROGEN, (C1-C4)ALKYL, CARBOXY, CARB(C1C4)ALKOXY, CARBAMOYL, NITRO, HALOGEN, OR CYANO, AND R'' IS HYDROGEN, (C1-C4)ALKYL, (C1-C4)HALOALKYL, ARALKYL OF UP TO 8 CARBON ATOMS, ARYL OR UP TO 8 CARBON ATOMS, HALOGEN, (C1-C4)ALKYLSULFINYL, ARALKYLSULFINYL OF UP TO 8 CARBON ATOMS, (C1-C4)ALKYLSULFONYL, ARALKYLSULFONYL OF UP TO 8 CARBON ATOMS, (C1-C4)AKKYLTHIO, ARALKYLTHIO OF UP TO 8 CARBON ATOMS, ALKYLAMINO OF UP TO 8 CARBON ATOMS, ARYLAMINO OF UP TO 8 CARBON ATOMS, OR ARALKYLAMINO OR UP TO 8 CARBON ATOMS, OR A SALT OF SAID COMPOUND WITH A STRONG ACID, OR A SALT OF SAID COMPOUND WITH AN ALKALI METAL CATION, AN ALKALINE EARTH METAL CATION, A QUATERNARY PHOSPHONIUM CATION, OR AMMONIUM CATION, A QUATERNARY PHOSPHONIUM CATION, OR A PRIMARY SECONDARY, OR TERTIARY ORGANIC BASE CATION.
Claim 2
Independent Claim
180 words
A METHOD FOR CONTROLLING THE GROWTH OF BACTERIA, FUNGI, OR ALGAE IN A LOCUS SUBJECT TO CONTAMINATION BY BACTERIA, FUNGI, OR ALGAE WHICH COMPRISES CONTACTING THE BACTERIA, FUNGI, OR ALGAE IN THE LOCUS WITH AN AMOUNT EFFECTIVE TO ADVERSELY EFFECT THE GROWTH OF THE BACTERIA, FUNGI, OR ALGAE OF A COMPOUND OF THE FORMULA 3-(HO-),4-R,5-R''-ISOTHIAZOLE WHEREIN R IS HYDROGEN, (C1-C4)ALKYL, CARBOXY, CARB(C1C4)ALKOXY, CARBAMOYL, NITRO, HALOGEN, OR CYANO, AND R'' IS HYDROGEN, (C1-C4)ALKYL, (C1-C4)HALOALKYL, ARALKYL OF UP TO 8 CARBON ATOMS, ARYL OR UP TO 8 CARBON ATOMS, HALOGEN, (C1-C4)ALKYLSULFINYL, ARALKYLSULFINYL OF UP TO 8 CARBON ATOMS, (C1-C4)ALKYLSULFONYL, ARALKYLSULFONYL OF UP TO 8 CARBON ATOMS, (C1-C4)AKKYLTHIO, ARALKYLTHIO OF UP TO 8 CARBON ATOMS, ALKYLAMINO OF UP TO 8 CARBON ATOMS, ARYLAMINO OF UP TO 8 CARBON ATOMS, OR ARALKYLAMINO OR UP TO 8 CARBON ATOMS, OR A SALT OF SAID COMPOUND WITH A STRONG ACID, OR A SALT OF SAID COMPOUND WITH AN ALKALI METAL CATION, AN ALKALINE EARTH METAL CATION, A QUATERNARY PHOSPHONIUM CATION, OR AMMONIUM CATION, A QUATERNARY PHOSPHONIUM CATION, OR A PRIMARY SECONDARY, OR TERTIARY ORGANIC BASE CATION.
Claim 3
Independent Claim
54 words
A method for controlling the growth of bacteria, fungi, or algae in a locus subject to contamination by bacteria, fungi, or algae which comprises contacting the bacteria, fungi, or algae in the locus with an amount effective to adversely affect the growth of the bacteria, fungi, or algae of a compound of the formula
Claim 4
Independent Claim
54 words
A method for controlling the growth of bacteria, fungi, or algae in a locus subject to contamination by bacteria, fungi, or algae which comprises contacting the bacteria, fungi, or algae in the locus with an amount effective to adversely affect the growth of the bacteria, fungi, or algae of a compound of the formula
Claim 5
Dependent Claim
12 words
The method of claim 1 wherein said locus is a water-cooling system.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-06-02 | 1978-12-02 | 1979-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-06-02 | 1982-12-02 | 1983-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-06-02 | 1986-12-02 | 1987-06-03 | $7700.00 | Window Closed / Lapsed |