Patent US3389124A successfully refreshed from Google Patents.
US3389124A
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Organic substance stabilized with amino-substituted polycyclic heterocyclic inhibitor
Assignee: Universal Oil Products Co
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Filing: 1966-07-18
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Granted: 1968-06-18
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Expires: 1986-07-18
Abstract
No abstract record available.
Inventors
- 👤 Allen K Sparks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:27
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/34; C08K5/35; C07; C07D; C07D241/00; C07D241/36; C07D241/38; C07D241/46; C07D265/00; C07D265/28; C07D265/34; C07D265/38; C09; C09K; C09K15/00; C09K15/04; C09K15/30; Y; Y10; Y10S; Y10S524/00; Y10S524/925
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3047572A
Cited
US1809798A
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US2006756A
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US2062201A
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US2308691A
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US2813828A
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US3078230A
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US3102871A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-18 | 1971-12-18 | 1972-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-18 | 1975-12-18 | 1976-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-18 | 1979-12-18 | 1980-06-18 | $7700.00 | Window Closed / Lapsed |