Patent US3492252A successfully refreshed from Google Patents.
US3492252A
Expired / Lapsed
US
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Emulsion coating comprising neutralized latex of acidic polymer and an epoxy component
Assignee: SCM Corp
•
Filing: 1963-10-07
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Granted: 1970-01-27
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Expires: 1983-10-07
Abstract
No abstract record available.
Inventors
- 👤 Everett B Euchner
- 👤 Harry J Kiefer Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:55
CPC Classifications
C; C09; C09D; C09D163/00; C09D157/00; C09D157/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1973-01-26 | 1973-07-28 | 1974-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-26 | 1977-07-28 | 1978-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-26 | 1981-07-28 | 1982-01-27 | $7700.00 | Window Closed / Lapsed |