US3350318A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing detergent composition
Assignee: FMC Corp
•
Filing: 1964-02-18
•
Granted: 1967-10-31
•
Expires: 1984-02-18
Abstract
No abstract record available.
Inventors
- 👤 Robert L Green
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:02
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/02; C11D3/04; C11D3/046; C11D3/06; C11D3/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A METHOD OF PRODUCING A LOW FOAMING DISHWASHING DETERGENT COMPOSITION WHICH COMRISES FORMING AN AQUEOUS SOLUTION OF AN INHIBITOR WHICH IS AN AMPHOTERIC METAL COMPOUND FROM THE GROUP CONSISTING OF SODIUM ALUMINATE, SODIUM ZINCATE AND THE REDUCTIO COMPOUNDS OF ZNO.NAOH.H2O AND BEO.NAOH.H2O, SPRAYING SAID AQUEOUS SOLUTION OF INHIBITOR ONTO GRANULES OF A SODIUM POLYPHOSPHATE AND MIXING THE SPRAYED GRANULES WITH SODIUM SILICATE HAVING AN NA2O:SIO2 RATIO OF ABOUT 1 TO 1 TO 1 TO 3 TO PRODUCE A COMOUND CONAINING ESSENTIALLY FROM ABOUT 20 TO 50% BY WEIGHT OF SODIUM POLYPHOSPHATE, FROM ABOUT 10 TO 30% BY WEIGHT OF SODIUM SILICATE, AND FROM ABOUT 0.02 TO 1.5% BY WEIGHT OF SAID INHIBITOR.
Claim 2
Independent Claim
112 words
A METHOD OF PRODUCING A LOW FOAMING DISHWASHING DETERGENT COMPOSITION WHICH COMRISES FORMING AN AQUEOUS SOLUTION OF AN INHIBITOR WHICH IS AN AMPHOTERIC METAL COMPOUND FROM THE GROUP CONSISTING OF SODIUM ALUMINATE, SODIUM ZINCATE AND THE REDUCTIO COMPOUNDS OF ZNO.NAOH.H2O AND BEO.NAOH.H2O, SPRAYING SAID AQUEOUS SOLUTION OF INHIBITOR ONTO GRANULES OF A SODIUM POLYPHOSPHATE AND MIXING THE SPRAYED GRANULES WITH SODIUM SILICATE HAVING AN NA2O:SIO2 RATIO OF ABOUT 1 TO 1 TO 1 TO 3 TO PRODUCE A COMOUND CONAINING ESSENTIALLY FROM ABOUT 20 TO 50% BY WEIGHT OF SODIUM POLYPHOSPHATE, FROM ABOUT 10 TO 30% BY WEIGHT OF SODIUM SILICATE, AND FROM ABOUT 0.02 TO 1.5% BY WEIGHT OF SAID INHIBITOR.
References Cited (Backward Citations)
US2455648A
Cited
US2432946A
Cited
US2447297A
Cited
US2608496A
Cited
US3128250A
Cited
US3112274A
Cited
US3255117A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-30 | 1971-05-01 | 1971-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-30 | 1975-05-01 | 1975-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-30 | 1979-05-01 | 1979-10-31 | $7700.00 | Window Closed / Lapsed |