US3250719A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foaming detergent compositions
Assignee: Wyandotte Chemicals Corp
•
Filing: 1963-09-30
•
Granted: 1966-05-10
•
Expires: 1983-09-30
Abstract
No abstract record available.
Inventors
- 👤 Irving R Schmolka
- 👤 John W Compton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:29
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/0005; C11D3/0094; C11D1/00; C11D1/38; C11D1/52; C11D1/526; C11D1/66; C11D1/722; C11D3/16; C11D3/164
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
25 words
A DETERGENT COMPOSITION WHICH CONSISTS ESSENTIALLY OF: (1) A WATER-SOLUBLE NONIONIC POLYALKYLENE OXIDE DETERGENT SELECTED FROM THE GROUP CONSISTING OF (A) COMPOUNDS OF THE FORMULA:
Claim 2
Dependent Claim
25 words
A DETERGENT COMPOSITION WHICH CONSISTS ESSENTIALLY OF: (1) A WATER-SOLUBLE NONIONIC POLYALKYLENE OXIDE DETERGENT SELECTED FROM THE GROUP CONSISTING OF (A) COMPOUNDS OF THE FORMULA:
References Cited (Backward Citations)
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Cited
US2234016A
Cited
US2677700A
Cited
US2702278A
Cited
US2831815A
Cited
US2674619A
Cited
US3051751A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-09 | 1969-11-08 | 1970-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-09 | 1973-11-08 | 1974-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-09 | 1977-11-08 | 1978-05-10 | $7700.00 | Window Closed / Lapsed |