US3238160A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating composition comprising an oil modified alkyd, triazine-formaldehyde resins
Assignee: Pierce & Stevens Chemical Corp
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Filing: 1961-08-23
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Granted: 1966-03-01
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Expires: 1981-08-23
Abstract
No abstract record available.
Inventors
- 👤 Harold R Hensen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:37
CPC Classifications
C; C09; C09D; C09D167/00; C09D167/08; C09D161/00; C09D161/02; C09D161/20; C09D161/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |