US3022250A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Low foaming detergent for automatic dishwashing machine
Assignee: GAF Chemicals Corp
•
Filing: 1958-01-10
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Granted: 1962-02-20
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Expires: 1978-01-10
Abstract
No abstract record available.
Inventors
- 👤 Richard A Grifo
- 👤 Raymond L Mayhew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:49
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/0005; C11D3/0026; C11D1/00; C11D1/66; C11D1/72; C11D3/02; C11D3/04; C11D3/06; C11D3/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
A LOW-FOAM DETERGENT COMPOSITION FOR USE IN A SWINGING-ARM DISHWASHER CONSISTING ESSENTIALLY OF A PHENOL HAVING THEREIN AN ALIPHATIC SUBSTITUENT WITH AN AVERAGE NUMBER OF 9 CARBON ATOMS PER CHAIN, AND A SECOND SUBSTITUENT COMPRISING CONDENSED ETHYLENE OXIDE IN AN AVERAGE NUMBER OF 4 MOLECULES PER MOLECULE OF PHENOL TOGETHER WITH BUILDERS CONSISTING ESSENTIALLY OF A MIXTURE OF SODIUM METASILICATE AND SODIUM TRIPOLYPHOSPHATE IN THE PROPORTION OF ONE PART OF METASILICATE TO THREE PARTS OF TRIPOLYPHOSPHATE, THE BUILDERS BEING PRESENT IN THE PROPORTION OF 95 PARTS OF BUILDER MIXTURE TO 5 PARTS OF NONYLPHENOL ETHYLENE OXIDE.
Claim 2
Dependent Claim
96 words
A LOW-FOAM DETERGENT COMPOSITION FOR USE IN A SWINGING-ARM DISHWASHER CONSISTING ESSENTIALLY OF A PHENOL HAVING THEREIN AN ALIPHATIC SUBSTITUENT WITH AN AVERAGE NUMBER OF 9 CARBON ATOMS PER CHAIN, AND A SECOND SUBSTITUENT COMPRISING CONDENSED ETHYLENE OXIDE IN AN AVERAGE NUMBER OF 4 MOLECULES PER MOLECULE OF PHENOL TOGETHER WITH BUILDERS CONSISTING ESSENTIALLY OF A MIXTURE OF SODIUM METASILICATE AND SODIUM TRIPOLYPHOSPHATE IN THE PROPORTION OF ONE PART OF METASILICATE TO THREE PARTS OF TRIPOLYPHOSPHATE, THE BUILDERS BEING PRESENT IN THE PROPORTION OF 95 PARTS OF BUILDER MIXTURE TO 5 PARTS OF NONYLPHENOL ETHYLENE OXIDE.
References Cited (Backward Citations)
US2555285A
Cited
US2213477A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-19 | 1965-08-21 | 1966-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-19 | 1969-08-21 | 1970-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-19 | 1973-08-21 | 1974-02-20 | $7700.00 | Window Closed / Lapsed |