US3567729A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diquaternary ammonium halides
Assignee: JBS USA LLC
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Filing: 1968-01-12
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Granted: 1971-03-02
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Expires: 1988-01-12
Abstract
Abstract QUATERNARY AMMONIUM SALTS ARE PRODUCED BY REACTING IN THE LIQUID PHASE, IN THE PRESENCE OF WATER, TERTIARY AMINES AND 1-HALO, 2-HYDROXY, 3-ALKOXYPROPANES OR BY REACTING TERTIARY AMINE HYDROHALIDES AND GLYCIDYL ETHERS. THE COMPOSITION POSSESS SURFACTANT PROPERTIES AND CAN BE USED AS EMULSIFYING AGENTS, GERMICIDES, ETC.
Inventors
- 👤 Morton Lewis
- 👤 Thomas W Findley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:42
CPC Classifications
C; C07; C07D; C07D303/00; C07D303/02; C07D303/36
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) | 1974-03-01 | 1974-08-31 | 1975-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-01 | 1978-08-31 | 1979-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-01 | 1982-08-31 | 1983-03-02 | $7700.00 | Window Closed / Lapsed |