US3823094A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two part liquid car wash system
Assignee: Colgate Palmolive Co
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Filing: 1972-10-11
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Granted: 1974-07-09
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Expires: 1992-10-11
Abstract
Abstract A LIQUID CONCENTRATE FOR AUTOMATIC CAR WASH MACHINES DESIGNED TO BE STORED IN TWO PARTS, ONE OF SAID PARTS CONTAINING K4P2O7 AND NITRILOTRIACETIC ACID TRISODIUM SALT, THESE CONSISTUTING 30-60 WEIGHT ERCENT OF SAID PART AND THE OTHER PART CONTAINING AN ETHOXYLATED NONIONIC SURFACTANT, A HYDROTROPE, A VISCOSITY CONTROLING AGENT AND MONOETHANOLAMINE AS A PH STABILIZER. THE TWO PARTS ARE MIXED IN A VOLUME RATIO FROM 1:2 TO ABOUT 2:1 WITH A QUANTITY OF WATER TO PRODUCE A STOCK SOLUTION.
Inventors
- 👤 A Lancz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:12
CPC Classifications
C; C11; C11D; C11D17/00; C11D1/00; C11D1/66; C11D1/72; C11D1/835; C11D3/00; C11D3/02; C11D3/04; C11D3/06; C11D3/16; C11D3/26; C11D3/33; C11D3/34; C11D3/3418; C11D1/38; C11D1/42; C11D1/44
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) | 1977-07-08 | 1978-01-07 | 1978-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-07-08 | 1982-01-07 | 1982-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-07-08 | 1986-01-07 | 1986-07-09 | $7700.00 | Window Closed / Lapsed |