US3423341A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for making oil modified alkyd resins wherein all reactants are added in one change
Assignee: NL SPENCER KELLOG Inc
•
Filing: 1964-12-11
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Granted: 1969-01-21
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Expires: 1984-12-11
Abstract
No abstract record available.
Inventors
- 👤 Robert J Klare
- 👤 Grant O Sedgwick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:42
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/02; C08G63/12; C08G63/46; C08G63/48
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2123206A
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US2181893A
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US1979260A
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US2369683A
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US2870102A
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US3162616A
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US3185668A
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US3226348A
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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) | 1972-01-21 | 1972-07-22 | 1973-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-21 | 1976-07-22 | 1977-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-21 | 1980-07-22 | 1981-01-21 | $7700.00 | Window Closed / Lapsed |