Patent US3046231A successfully refreshed from Google Patents.
US3046231A
Expired / Lapsed
US
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Color stabilized n-acyl alkane sulfonic acid salts and methods for production of the same
Assignee: Henkel Corp
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Filing: 1960-05-18
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Granted: 1962-07-24
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Expires: 1980-05-18
Abstract
No abstract record available.
Inventors
- 👤 Ernst Robert
- 👤 Comar Majda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:51
CPC Classifications
C; C07; C07C; C07C309/00; C07C309/01; C07C309/02; C07C309/03; C07C309/13; C07C309/14; C07C309/15
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
A PROCESS COMPRISING HEATING, IN AN ACYLATING STAGE, AN ACYLATING AGENT SELECTED FROM THE GROUP CONSISTING OF THE ALIPHATIC AND ALICYCLIC CARBOXYLIC ACIDS OF ABOUT 10 TO ABOUT 18 CARBON ATOMS, WITH A TAURINE SALT OF THE FORMULA
Claim 2
Dependent Claim
38 words
A PROCESS COMPRISING HEATING, IN AN ACYLATING STAGE, AN ACYLATING AGENT SELECTED FROM THE GROUP CONSISTING OF THE ALIPHATIC AND ALICYCLIC CARBOXYLIC ACIDS OF ABOUT 10 TO ABOUT 18 CARBON ATOMS, WITH A TAURINE SALT OF THE FORMULA
References Cited (Backward Citations)
US2857370A
Cited
US2880219A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-23 | 1966-01-22 | 1966-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-23 | 1970-01-22 | 1970-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-23 | 1974-01-22 | 1974-07-24 | $7700.00 | Window Closed / Lapsed |