US3636103A
Expired / Lapsed
US
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Tetraalkyl sulfoximinium salts as cationic bactericides
Assignee: Procter and Gamble Co
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Filing: 1969-12-29
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Granted: 1972-01-18
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Expires: 1989-12-29
Abstract
Abstract TETRAALKYL SULFOXIMINIUM SALTS HAVING ONE LONG-CHAIN ALKYL GROUP OF 10 TO 16 CARBON ATOMS ARE EFFECTIVE CATIONIC BACTERICIDES. THREE METHODS OF PREPARATION ARE GIVEN; EACH BEGINS WITH DIALKYL SULFOXIMINE AND ADDS ALKYL GROUPS SEQUENTIALLY TO NITROGEN.
Inventors
- 👤 Eugene P Gosselink
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:10
CPC Classifications
C; C10; C10M; C10M135/00; C10M135/02; C10M135/04; C10M2219/00; C10M2219/04; C10N; C10N2030/00; C10N2030/16
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-01-17 | 1975-07-19 | 1976-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-01-17 | 1979-07-19 | 1980-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-01-17 | 1983-07-19 | 1984-01-18 | $7700.00 | Window Closed / Lapsed |