Patent US2903466A successfully refreshed from Google Patents.
US2903466A
Expired / Lapsed
US
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Preparation of acyl taurides
Assignee: Lever Brothers Co
•
Filing: 1954-11-05
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Granted: 1959-09-08
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Expires: 1974-11-05
Abstract
No abstract record available.
Inventors
- 👤 Cheves T Walling
- 👤 Leo F Mckenney
- 👤 Geitz Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:54
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
14 words
A PROCESS FOR THE PREPARATION OF AN ALKALI METAL ACYL TAURIDE OF THE FORMULA
Claim 2
Dependent Claim
14 words
A PROCESS FOR THE PREPARATION OF AN ALKALI METAL ACYL TAURIDE OF THE FORMULA
References Cited (Backward Citations)
US1932180A
Cited
US2693479A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-07 | 1963-03-09 | 1963-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-07 | 1967-03-09 | 1967-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-07 | 1971-03-09 | 1971-09-08 | $7700.00 | Window Closed / Lapsed |