Patent US3081262A successfully refreshed from Google Patents.
US3081262A
Expired / Lapsed
US
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Compositions thickened by formolite resins
Assignee: California Research LLC
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Filing: 1960-10-27
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Granted: 1963-03-12
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Expires: 1980-10-27
Abstract
No abstract record available.
Inventors
- 👤 Judson E Goodrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:18
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/06; C; C08; C08G; C08G10/00; C08G10/02; C10; C10M; C10M5/00; C10M2201/00; C10M2201/06; C10M2201/063; C10M2203/00; C10M2203/02; C10M2203/022; C10M2203/024; C10M2203/04; C10M2203/06; C10M2205/00; C10M2205/02; C10M2205/024; C10M2205/026; C10M2207/00; C10M2207/04; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2207/28; C10M2207/282; C10M2207/287; C10M2207/289; C10M2207/34; C10M2209/00; C10M2209/10; C10M2209/101; C10M2209/103; C10M2209/104; C10M2209/105; C10M2209/108; C10M2209/109; C10M2215/00; C10M2215/12; C10M2215/122; C10M2219/00; C10M2219/04; C10M2219/044; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10M2227/00; C10M2227/02; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/041; C10M2229/043; C10M2229/044; C10M2229/05; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
A THICKENED COMPOSITION CONSISTING ESSENTIALLY OF AN ORGANIC SUBSTANCE WHICH IS LIQUID AT ROOM TEMPERATURE AND FROM 5% TO 50%, BY WEIGHT, OF A LIQUID THICKENING AGENT OBTAINED BY REACTING FROM 0.5 MOL TO 4 MOLS OF AN AROMATIC HYDROCARBON WITH A MOL OF A FORMALDEHYDEPRODUCING AGENT IN THE PRESENCE OF AN ACID CATALYST AT TEMPERATURE FROM 35* F. TO 173* F.
Claim 2
Dependent Claim
62 words
A THICKENED COMPOSITION CONSISTING ESSENTIALLY OF AN ORGANIC SUBSTANCE WHICH IS LIQUID AT ROOM TEMPERATURE AND FROM 5% TO 50%, BY WEIGHT, OF A LIQUID THICKENING AGENT OBTAINED BY REACTING FROM 0.5 MOL TO 4 MOLS OF AN AROMATIC HYDROCARBON WITH A MOL OF A FORMALDEHYDEPRODUCING AGENT IN THE PRESENCE OF AN ACID CATALYST AT TEMPERATURE FROM 35* F. TO 173* F.
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) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |