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US3424771A
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Novel amido derivatives useful as aids in detergent compositions
Assignee: Lumin Chemical Co
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Filing: 1967-07-11
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Granted: 1969-01-28
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Expires: 1987-07-11
Abstract
No abstract record available.
Inventors
- 👤 Louis H Libby
- 👤 Minnie G Libby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:18
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/40; A61K8/42; A61Q; A61Q19/00; C; C11; C11D; C11D3/00; C11D3/16; C11D3/26; C11D3/32; A61Q5/00; A61Q5/006; A61Q5/02; A61Q5/12; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/07
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
4 words
COMPOUNDS HAVING THE FORMULA
Claim 2
Dependent Claim
4 words
COMPOUNDS HAVING THE FORMULA
Claim 3
Dependent Claim
4 words
COMPOUNDS HAVING THE FORMULA
Claim 4
Dependent Claim
4 words
COMPOUNDS HAVING THE FORMULA
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) | 1972-01-28 | 1972-07-29 | 1973-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-28 | 1976-07-29 | 1977-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-28 | 1980-07-29 | 1981-01-28 | $7700.00 | Window Closed / Lapsed |