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US3437618A
Expired / Lapsed
US
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Water dispersible polyalkylene glycol modified,non-drying alkyd resins
Assignee: NL SPENCER KELLOG Inc
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Filing: 1966-02-23
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Granted: 1969-04-08
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Expires: 1986-02-23
Abstract
No abstract record available.
Inventors
- 👤 David D Taft
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:35
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/66; C08G63/668
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3127377A
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US2634245A
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US3001961A
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US3128260A
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US3077459A
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US3379548A
Cited
US3297605A
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US3223659A
Cited
US3329634A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-07 | 1972-10-07 | 1973-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-07 | 1976-10-07 | 1977-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-07 | 1980-10-07 | 1981-04-08 | $7700.00 | Window Closed / Lapsed |