US3336232A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Emulsions containing trichlorotrifluoroethane for the cleaning of apparatus
Assignee: EIDP Inc
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Filing: 1963-12-12
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Granted: 1967-08-15
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Expires: 1983-12-12
Abstract
No abstract record available.
Inventors
- 👤 Albert W Bauer
- 👤 Paul A Sanders
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:35
CPC Classifications
C; C23; C23G; C23G5/00; C23G5/06; C09; C09K; C09K23/00; C11; C11D; C11D1/00; C11D1/02; C11D1/12; C11D1/22; C11D3/00; C11D3/16; C11D3/164; C11D3/26; C11D3/43
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
34 words
A STABLE WATER-IN-OIL EMULSION CONSISTING ESSENTIALLY OF FROM ABOUT 0.25% TO ABOUT 50% BY WEIGHT WATER, FROM ABOUT 0.1% TO ABOUT 45% BY WEIGHT ISOPROPYLAMMONIUM DODECYLBENZENESULFONATE AND AT LEAST ABOUT 30% BY WEIGHT 1,1,2-TRICHLORO-1,2,2-TRIFLUOROETHANE.
Claim 2
Dependent Claim
34 words
A STABLE WATER-IN-OIL EMULSION CONSISTING ESSENTIALLY OF FROM ABOUT 0.25% TO ABOUT 50% BY WEIGHT WATER, FROM ABOUT 0.1% TO ABOUT 45% BY WEIGHT ISOPROPYLAMMONIUM DODECYLBENZENESULFONATE AND AT LEAST ABOUT 30% BY WEIGHT 1,1,2-TRICHLORO-1,2,2-TRIFLUOROETHANE.
References Cited (Backward Citations)
US2748084A
Cited
CA582455A
Cited
US2941952A
Cited
US3001947A
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US3090818A
Cited
US3042479A
Cited
US3167514A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-14 | 1971-02-13 | 1971-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-14 | 1975-02-13 | 1975-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-14 | 1979-02-13 | 1979-08-15 | $7700.00 | Window Closed / Lapsed |