US2725326A
Expired / Lapsed
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Quaternary ammonium saccharinates and process for preparing the same
Assignee: Gallowhur Chemical Corp
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Filing: 1954-03-10
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Granted: 1955-11-29
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Expires: 1974-03-10
Abstract
No abstract record available.
Inventors
- 👤 Jr William J Shibe
- 👤 Sylvan I Cohen
- 👤 Martin S Frant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:15
CPC Classifications
A; A01; A01N; A01N43/00; A01N43/72; A01N43/80
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
29 words
WATER-INSOLUBLE QUATERNARY AMMONIUM SACCHARINATES IN EACH OF WHICH THE PENTAVALENT NITROGEN ATOM HAS ONE LINKAGE TO THE SACCHARINATE RADICAL AND IS LINKED BY FOUR COVALENT BONDS TO CARBON ATOMS.
Claim 2
Dependent Claim
32 words
A METHOD OF INHIBITING THE GROWTH OF MICROORGANISMS WHICH COMPRISES TREATING THEM WITH A 1-50% CONCENTRATION OF AT LEAST ONE OF THE WATER-INSOLUBLE QUATERNARY AMMONIUM SACCHARINATES OF CLAIM 6 IN A DILUENT.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-28 | 1959-05-30 | 1959-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-28 | 1963-05-30 | 1963-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-28 | 1967-05-30 | 1967-11-29 | $7700.00 | Window Closed / Lapsed |