Patent US3801575A successfully refreshed from Google Patents.
US3801575A
Expired / Lapsed
US
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3-hydroxyisothiazoles
Assignee: Rohm and Haas Co
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Filing: 1972-01-24
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Granted: 1974-04-02
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Expires: 1992-01-24
Abstract
Abstract DISCLOSED HEREIN ARE CERTAIN NOVEL COMPOUNDS WHICH ARE MOST PROPERLY DESIGNATED AS SUBSTITUTED 3-HYDROXYISOTHIAZOLES AND SALTS OF 3-HYDROXYISOTHIAZOLES. THESE COMPOUNDS AND COMPOSITIONS CONTAINING THEM EXHIBIT A BROAD SPECTRUM OF BIOCIDAL PROPERTIES AND ARE PARTICULARLY EFFECTIVE FOR THE CONTROL OF MICROOGANISMS.
Inventors
- 👤 G Miller
- 👤 A Law
- 👤 S Lewis
- 👤 W Grove
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:01
CPC Classifications
C; C07; C07D; C07D275/00; C07D275/02; C07D275/03; A; A01; A01N; A01N43/00; A01N43/72; A01N43/80
Claims Analysis
Total Claims: 0
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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) | 1977-04-01 | 1977-10-01 | 1978-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-04-01 | 1981-10-01 | 1982-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-04-01 | 1985-10-01 | 1986-04-02 | $7700.00 | Window Closed / Lapsed |