Patent US3392411A successfully refreshed from Google Patents.
Patent US3781212A successfully refreshed from Google Patents.
US3781212A
Expired / Lapsed
US
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Aerosol enzyme detergents stabilized with carbon dioxide
Assignee: Townsend and Townsend and Crew LLP
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Filing: 1972-10-27
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Granted: 1973-12-25
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Expires: 1992-10-27
Abstract
Abstract STABLE LIQUID OR SEMI-LIQUID DETERGENT COMPOSITIONS ARE PROVIDED, PREFERABLY IN THE FORM OF FOAMY AEROSOLS, CONTAINING HYDROLYTIC ENZYMES STABILIZED BY COLLOIDAL SILICA AND/OR DISSOLVED CARBON DIOXIDE.
Inventors
- 👤 W Smillie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:05
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/20; C11D3/2093; C11D17/00; C11D17/0043; C11D3/38; C11D3/386; C11D3/38663
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) | 1976-12-24 | 1977-06-25 | 1977-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-24 | 1981-06-25 | 1981-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-24 | 1985-06-25 | 1985-12-25 | $7700.00 | Window Closed / Lapsed |