US3433846A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Biodegradable detergent alkylate having improved detergent properties
Assignee: Chevron USA Inc
•
Filing: 1964-05-07
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Granted: 1969-03-18
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Expires: 1984-05-07
Abstract
No abstract record available.
Inventors
- 👤 Robert T Adams
- 👤 Irving E Levine
- 👤 William A Sweeney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:28
CPC Classifications
C; C07; C07C; C07C309/00; C07C15/00; C07C15/02; C07C15/107; C07C2/00; C07C2/86; C07C2/861; C07C5/00; C07C5/22; C07C5/27; C07C5/2702; C07C5/271; C07C5/2718; C07C5/2721; C07C5/2729; C07C5/2732; C07C5/274; C07C5/2748; C07C5/2751; C07C5/2767; C07C5/277; C07C5/2778; C07C5/2786; C07C5/2789; C07C2527/00; C07C2527/06; C07C2527/125; C07C2527/126; Y; Y10; Y10S; Y10S585/00; Y10S585/8995; Y10S585/901; Y10S585/902; Y10S585/904; Y10S585/905
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2057306A
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US2740807A
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US2944028A
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US2830103A
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US3169987A
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US3320174A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-17 | 1972-09-16 | 1973-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-17 | 1976-09-16 | 1977-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-17 | 1980-09-16 | 1981-03-18 | $7700.00 | Window Closed / Lapsed |