Patent US3829485A successfully refreshed from Google Patents.
US3829485A
Expired / Lapsed
US
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Thiourea compounds and biocidal preparations containing them
Assignee: BASF Schweiz AG
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Filing: 1972-08-23
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Granted: 1974-08-13
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Expires: 1992-08-23
Abstract
Abstract COMPOUNDS OF THE FORMULA 1-((4-CL,CL-PHENYL)-CH2-NH-C(=S)-NH-),2,4-DI(CL-)-BENZENE THESE COMPOUNDS HAVE BIOCIDAL APPLICATIONS.
Inventors
- 👤 H Martin
- 👤 Orelli M Von
- 👤 D Duerr
- 👤 H Hitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:28
CPC Classifications
A; A01; A01N; A01N47/00; A01N47/08; A01N47/28; A01N47/30; C; C07; C07C; C07C275/00; C07C275/28; C07C275/30; C07C275/32; C07C275/34; C07C335/00; C07C335/04; C07C335/16; C07C335/18
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) | 1977-08-12 | 1978-02-11 | 1978-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-08-12 | 1982-02-11 | 1982-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-08-12 | 1986-02-11 | 1986-08-13 | $7700.00 | Window Closed / Lapsed |