US3385755A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Undecylenic acid alkylolamide derivatives for controlling bacteria, fungi, and dandruff
Assignee: Rewo Chemische Fabrik GmbH
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Filing: 1962-07-31
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Granted: 1968-05-28
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Expires: 1982-07-31
Abstract
No abstract record available.
Inventors
- 👤 Seebohm Hans Bernhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:42
CPC Classifications
A; A61; A61Q; A61Q5/00; A61Q5/006; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/40; A61K8/44; A61K8/45
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
A PROCESS FOR INHIBITING THE GROWTH OF AND DESTROYING HARMFUL BACTERIA AND FUNGI WHICH COMPRISES CONTACTING SAID BACTERIA AND FUNGI WITH AN EFFECTIVE AMOUNT OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF THE FREE ACIDS AND ALKALI METAL AMMONIUM AND ALKYLOIAMINE SALTS OF A MEMBER SELECTED FROM THE GROUP CONSISTING OF THE REACTION PRODUCT OF EQUIMOLECULAR PROPORTIONS OF: (A) PHTHALIC ANHYDRIDE WITH A MEMBER OF THE GROUP CONSISTING OF UNDERCYLENIC ACID MONONETHANOLAMIDE AND UNDECYLENIC ACID MONOISOPROPANOLAMIDE; (B) MALEIC ANHYDRIDE WITH A MEMBER OF THE GROUP CONSISTING OF UNDERCYLENIC ACID MONOETHANOLAMIDE AND UNDECYLENIC ACID MONOSIOPROPANOLAMIDE; (C) SUCCINIC ANHYDRIDE WITH A MEMBER OF THE GROUP CONSISTING OF UNDECYLENIC ACID MONOETHANOLAMIDE AND UNDERCYLENIC ACID MONOSIOPROPANOLAMIDE; AND (D) THE SODIUM SULFIRE REACTION PRODUCT OF (B)
Claim 2
Dependent Claim
122 words
A PROCESS FOR INHIBITING THE GROWTH OF AND DESTROYING HARMFUL BACTERIA AND FUNGI WHICH COMPRISES CONTACTING SAID BACTERIA AND FUNGI WITH AN EFFECTIVE AMOUNT OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF THE FREE ACIDS AND ALKALI METAL AMMONIUM AND ALKYLOIAMINE SALTS OF A MEMBER SELECTED FROM THE GROUP CONSISTING OF THE REACTION PRODUCT OF EQUIMOLECULAR PROPORTIONS OF: (A) PHTHALIC ANHYDRIDE WITH A MEMBER OF THE GROUP CONSISTING OF UNDERCYLENIC ACID MONONETHANOLAMIDE AND UNDECYLENIC ACID MONOISOPROPANOLAMIDE; (B) MALEIC ANHYDRIDE WITH A MEMBER OF THE GROUP CONSISTING OF UNDERCYLENIC ACID MONOETHANOLAMIDE AND UNDECYLENIC ACID MONOSIOPROPANOLAMIDE; (C) SUCCINIC ANHYDRIDE WITH A MEMBER OF THE GROUP CONSISTING OF UNDECYLENIC ACID MONOETHANOLAMIDE AND UNDERCYLENIC ACID MONOSIOPROPANOLAMIDE; AND (D) THE SODIUM SULFIRE REACTION PRODUCT OF (B)
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) | 1971-05-28 | 1971-11-27 | 1972-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-28 | 1975-11-27 | 1976-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-28 | 1979-11-27 | 1980-05-28 | $7700.00 | Window Closed / Lapsed |