US2720536A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inactivation of primary amines in beta-alanine detergent mixture compositions
Assignee: General Mills Inc
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Filing: 1953-11-18
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Granted: 1955-10-11
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Expires: 1973-11-18
Abstract
No abstract record available.
Inventors
- 👤 Aelony David
- 👤 Wittcoff Harold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 01:01
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/02; C11D1/04; C11D1/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
A PROCESS OF INACTIVATING FREE PRIMARY AMINES IN A B-ALANINE DETERGENT COMPOSITION IN WHICH THE B-ALANINE CONTAINS AN ALIPHATIC HYDROCARBON SUBSTITUENT OF FROM 8 TO 22 CARBON ATOMS ON THE AMINO NITROGEN, WHICH COMPRISES REACTING SAID B-ALANINE DETERGENT COMPOSITION WITH AN ALDEHYDE WHICH IS REACTIVE WITH PRIMARY AMINES TO PRODUCE PRODUCTS INERT TO HUMAN SKIN.
Claim 2
Dependent Claim
55 words
A PROCESS OF INACTIVATING FREE PRIMARY AMINES IN A B-ALANINE DETERGENT COMPOSITION IN WHICH THE B-ALANINE CONTAINS AN ALIPHATIC HYDROCARBON SUBSTITUENT OF FROM 8 TO 22 CARBON ATOMS ON THE AMINO NITROGEN, WHICH COMPRISES REACTING SAID B-ALANINE DETERGENT COMPOSITION WITH AN ALDEHYDE WHICH IS REACTIVE WITH PRIMARY AMINES TO PRODUCE PRODUCTS INERT TO HUMAN SKIN.
References Cited (Backward Citations)
US2468012A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-10 | 1959-04-11 | 1959-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-10 | 1963-04-11 | 1963-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-10 | 1967-04-11 | 1967-10-11 | $7700.00 | Window Closed / Lapsed |