US3829387A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Caustic cleaner composition
Assignee: Reckitt and Colman Subsidiary Corp
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Filing: 1972-06-22
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Granted: 1974-08-13
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Expires: 1992-06-22
Abstract
Abstract A CAUSTIC CONTAINING CLEANER COMPOSITION IS DESCRIBED WHICH COMPRISES AN ALAKLI, AN NON-IONIC SURFACTANT, WATER AND FROM ABOUT 3 TO ABOUT 20% BY WEIGHT OF A SOLVENT COMPRISING A MIXTURE OF TWO DIFFERENT PHENYL GLYCOL ETHERS OF ETHYLENE GLYCOL, DIETHYLENE GLYCOL OR TRIETHYLENE GLYCOL. THE COMPOSITION, WHICH MAY OPTIONALLY INCLUDE A SECONDAARY OR TERTIARY ALIPHATIC AMINE AND ONE OR MORE OTHER ORGANIC SOLVENTS, IS USEFUL FOR REMOVING GREASE AND OTHER DEPOSITS FROM SOILED SURFACES SUCH AS OVEN WALLS.
Inventors
- 👤 L Wise
- 👤 E Bozek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:08
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/20; C11D3/2068; C11D3/0005; C11D3/0057; C11D3/43; C11D7/00; C11D7/02; C11D7/04; C11D7/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-08-12 | 1978-02-11 | 1978-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-08-12 | 1982-02-11 | 1982-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-08-12 | 1986-02-11 | 1986-08-13 | $7700.00 | Window Closed / Lapsed |