US2689225A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detergent compositions
Assignee: —
•
Filing: —
•
Granted: 1954-09-14
•
Expires: 1971-09-14
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:03
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/02; C11D3/04; C11D3/08; C11D3/046; C11D3/06; C11D3/10; C11D7/00; C11D7/02; C11D7/04; C11D7/10; C11D7/12; C11D7/14; C11D7/16; C11D2111/00; C11D2111/10; C11D2111/14; Y; Y10; Y10S; Y10S424/00; Y10S424/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
A DETERGENT COMPOSITION CONSISTING ESSENTIALLY OF 20-70% OF AN ALKALINE DETERGENT SALT SELECTED FROM THE GROUP CONSISTING OF SODIUM CARBONATE, SODIUM BICARBONATE, MODIFIED SODA, DISODIUM ORTHPHOSPHATE, TRISODIUM ORTHOPHOSPHATE, SODIUM METASILICATE, SODIUM SESQUISILICATE, WATER GLASS, BORAX AND SODIUM BORATE, 15-60% OF AN ALKALINE CONDENSED PHOSPHATE SALT SELECTED FROM THE GROUP CONSISTING OF TETRASODIUM PYROPHOSPHATE AND THOSE POLYPHOSPHATES OF THE CALCIUM AND MAGNESIUM ION SEQUESTERING TYPE WHOSE NA2O/P2O5 RATIOS RANGE FROM 1:1 TO 1.67:1, AND 5-25% CHLORINATED TRISODIUM PHOSPHATE.
Claim 2
Dependent Claim
77 words
A DETERGENT COMPOSITION CONSISTING ESSENTIALLY OF 20-70% OF AN ALKALINE DETERGENT SALT SELECTED FROM THE GROUP CONSISTING OF SODIUM CARBONATE, SODIUM BICARBONATE, MODIFIED SODA, DISODIUM ORTHPHOSPHATE, TRISODIUM ORTHOPHOSPHATE, SODIUM METASILICATE, SODIUM SESQUISILICATE, WATER GLASS, BORAX AND SODIUM BORATE, 15-60% OF AN ALKALINE CONDENSED PHOSPHATE SALT SELECTED FROM THE GROUP CONSISTING OF TETRASODIUM PYROPHOSPHATE AND THOSE POLYPHOSPHATES OF THE CALCIUM AND MAGNESIUM ION SEQUESTERING TYPE WHOSE NA2O/P2O5 RATIOS RANGE FROM 1:1 TO 1.67:1, AND 5-25% CHLORINATED TRISODIUM PHOSPHATE.
References Cited (Backward Citations)
US2034361A
Cited
US1988991A
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US2020228A
Cited
FR808199A
Cited
US2534781A
Cited
US2524394A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-13 | 1958-03-15 | 1958-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-13 | 1962-03-15 | 1962-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-13 | 1966-03-15 | 1966-09-14 | $7700.00 | Window Closed / Lapsed |