US3741904A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preparation of a protected granule and dishwashing composition formed therewith
Assignee: Bayer Corp
•
Filing: 1971-05-05
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Granted: 1973-06-26
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Expires: 1991-05-05
Abstract
Abstract SALT AN AQUEOUS SOLUTION OF A NONIONIC SURFACTANT AND SUBA PROTECTED GRANULE IS PREPARED BY ADDING TO A BUILDER SEQUENTLY ADDING A LIQUID SODIUM SILICATE HAVING AN SIO2/NA2O RATIO BETWEEN 2.4 AND 2.5 INCLUSIVE AND A VISCOSITY AT 68*F. OF BETWEEN ABOUT 1700 AND 2200 CENTIPOISES INCLUSIVE. THIS PROTECTED GRANULE MAY BE COMBINED WITH A CHLORINE RELEASING AGENT TO FORM AN IMPROVED DISWASHING COMPOSITION.
Inventors
- 👤 R Christensen
- 👤 E Combs
- 👤 M Petrone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:44
CPC Classifications
B; B01; B01J; B01J2/00; B01J2/006; C; C11; C11D; C11D11/00; C11D11/0082; C11D11/0088; C11D17/00; C11D17/0039; C11D3/00; C11D3/02; C11D3/04; C11D3/08
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) | 1976-06-25 | 1976-12-25 | 1977-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-06-25 | 1980-12-25 | 1981-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-06-25 | 1984-12-25 | 1985-06-26 | $7700.00 | Window Closed / Lapsed |