US3480556A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Primary alcohol sulfate detergent compositions
Assignee: Atlantic Richfield Co
•
Filing: 1966-09-29
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Granted: 1969-11-25
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Expires: 1986-09-29
Abstract
No abstract record available.
Inventors
- 👤 William J De Witt
- 👤 Robert C Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:01
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/02; C11D1/37; C11D1/12; C11D1/14; C11D1/146; C11D1/38; C11D1/52; C11D1/523
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3338949A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-24 | 1973-05-26 | 1973-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-24 | 1977-05-26 | 1977-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-24 | 1981-05-26 | 1981-11-25 | $7700.00 | Window Closed / Lapsed |