US3592931A
Expired / Lapsed
US
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Preparations for combating harmful microorganisms
Assignee: BASF Schweiz AG
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Filing: 1968-05-28
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Granted: 1971-07-13
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Expires: 1988-05-28
Abstract
Abstract PREPARATIONS FOR COMBATING HARMFUL MICROORGANISMS CONTAINING AS ACTIVE INGREDIENT 2,4''-DIHYDROXY-3'',5''-DITERTIARY BUTYL-DIPHENYLKETONES-(1,1'') CARRYING A SUBSTITUENT IN THE 4-POSITION.
Inventors
- 👤 Max Duennenberger
- 👤 Max Schellenbaum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 07:25
CPC Classifications
C; C07; C07C; C07C49/00; C07C49/76; C07C49/84; A; A01; A01N; A01N35/00; A01N35/04; C07C45/00; C07C45/45; C07C45/46; C07C45/61; C07C45/67; C07C45/68; C07C45/70; C07C45/71; C07C49/82; C07C49/83
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) | 1974-07-12 | 1975-01-11 | 1975-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-12 | 1979-01-11 | 1979-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-12 | 1983-01-11 | 1983-07-13 | $7700.00 | Window Closed / Lapsed |