US3215633A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Low foaming detergent
Assignee: GAF Chemicals Corp
•
Filing: 1953-12-11
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Granted: 1965-11-02
•
Expires: 1973-12-11
Abstract
No abstract record available.
Inventors
- 👤 Grifo Richard Anthony
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:49
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/0005; C11D3/0026
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
A COMPOSITION HAVING REDUCED FOAMING CHARACTERISTICS AND BEING SUBSTANTIALLY NEUTRAL IN AQUEOUS SYSTEMS CONSISTING ESSENTIALLY OF A CATIONIC QUATERNARY AMMONIUM HALIDE SURFACE ACTIVE AGENT, AND FROM ABOUT 1% TO 50% OF AN ALKYLATED MONOHYDRIC PHENOL HAVING FROM 8-18 CARBON ATOMS IN THE ALKYL RADICAL.
Claim 2
Dependent Claim
44 words
A COMPOSITION HAVING REDUCED FOAMING CHARACTERISTICS AND BEING SUBSTANTIALLY NEUTRAL IN AQUEOUS SYSTEMS CONSISTING ESSENTIALLY OF A CATIONIC QUATERNARY AMMONIUM HALIDE SURFACE ACTIVE AGENT, AND FROM ABOUT 1% TO 50% OF AN ALKYLATED MONOHYDRIC PHENOL HAVING FROM 8-18 CARBON ATOMS IN THE ALKYL RADICAL.
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) | 1968-11-01 | 1969-05-03 | 1969-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-01 | 1973-05-03 | 1973-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-01 | 1977-05-03 | 1977-11-02 | $7700.00 | Window Closed / Lapsed |