US3661786A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detergent compositions containing stabilized alpha-amylase
Assignee: Procter and Gamble Co
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Filing: 1970-01-27
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Granted: 1972-05-09
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Expires: 1990-01-27
Abstract
Abstract A GRANULAR DETERGENT COMPOSITIONS IS PROVIDED CONTAINING A MIXTURE OF AN ORGANIC DETERGENT AND AN ALKALINE BUILDER, AN A-AMYLASE, AND AN AMOUNT OF STARCH SUFFICIENT TO STABILIZER THE A-AMYLASE.
Inventors
- 👤 Malcolm Desforges
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:01
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/39; C11D3/16; C11D3/38; C11D3/386; C11D3/38672
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) | 1975-05-09 | 1975-11-08 | 1976-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-09 | 1979-11-08 | 1980-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-09 | 1983-11-08 | 1984-05-09 | $7700.00 | Window Closed / Lapsed |