US3827983A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and compositions for cleaning ovens and the like
Assignee: Colgate Palmolive Co
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Filing: 1972-06-07
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Granted: 1974-08-06
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Expires: 1992-06-07
Abstract
Abstract A COMPOISITION FOR THE PRE-TREATMENT OF SURFACES WHICH ARE SUBJECTED TO HEAT AND LIABLE TO SOILING BY BAKED ON ORGANIC DEPOSITS COMPRISING A HYDROLYZING AMOUNT OF AN ALKALI METAL BICARBONATE, AN AQUEOUS VEHICLE THEREFOR AND A SURFACE ACTIVE AGENT.
Inventors
- 👤 H Mitchell
- 👤 K Tomlinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 01:01
CPC Classifications
C; C23; C23G; C23G1/00; C11; C11D; C11D17/00; C11D17/0043; C11D3/00; C11D3/0005; C11D3/0057; C11D3/02; C11D3/04; C11D3/10
Claims Analysis
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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) | 1977-08-05 | 1978-02-04 | 1978-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-08-05 | 1982-02-04 | 1982-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-08-05 | 1986-02-04 | 1986-08-06 | $7700.00 | Window Closed / Lapsed |