US3590001A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phosphate free heavy duty detergent formulations
Assignee: Atlantic Richfield Co
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Filing: 1968-11-13
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Granted: 1971-06-29
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Expires: 1988-11-13
Abstract
Abstract HEAVY DUTY BUILT SYNTHETIC DETERGENT COMPOSITIONS WHEREIN THE SURFACTANT IS EITHER A LOWER ALKANOL AMINE OR N-METHYL TAURINE SALT OF A LINERAR ALKYLBENZENE SULFONIC ACID AND THE BUILDERS ARE FREE OF PHOSPHATES.
Inventors
- 👤 Robert C Taylor
- 👤 Betty J Wolsky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:03
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/02; C11D1/12; C11D1/22; C11D3/00; C11D3/02; C11D3/04; C11D3/046; C11D3/08; C11D3/10; C11D3/16; C11D3/20; C11D3/22; C11D3/222; C11D3/225
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) | 1974-06-28 | 1974-12-28 | 1975-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-28 | 1978-12-28 | 1979-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-28 | 1982-12-28 | 1983-06-29 | $7700.00 | Window Closed / Lapsed |