Patent US3630927A successfully refreshed from Google Patents.
US3630927A
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US
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Soap compositions containing alkyl amino diacetates as lime soap dispersants
Assignee: Monsanto Co
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Filing: 1970-03-10
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Granted: 1971-12-28
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Expires: 1990-03-10
Abstract
Abstract THE TENDENCY OF NATURAL SOAP COMPOSITIONS TO DEPOSIT PRECIPITATES IN HARD WATER IS INHIBITED BY ADDITION OF 5 TO 70% BY WEIGHT ALKALI METAL ALKYL AMINO DIACETATES WHEREIN THE ALKYL GROUP CONTAINS FROM 10 TO 24 CARBON ATOMS.
Inventors
- 👤 Chung Yu Shen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:19
CPC Classifications
C; C11; C11D; C11D10/00; C11D10/04; C11D10/042; C11D1/00; C11D1/02; C11D1/04; C11D1/10; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/06
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-12-27 | 1975-06-28 | 1975-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-12-27 | 1979-06-28 | 1979-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-12-27 | 1983-06-28 | 1983-12-28 | $7700.00 | Window Closed / Lapsed |