US3505147A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of coating a preheated metal web with a graft copolymer of polyethylene and a monomer having a reactive carboxyl group
Assignee: Revere Copper and Brass Inc
•
Filing: 1966-06-03
•
Granted: 1970-04-07
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Expires: 1986-06-03
Abstract
No abstract record available.
Inventors
- 👤 Frank R Eulie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:33
CPC Classifications
B; B32; B32B; B32B15/00; B32B15/04; B32B15/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2434795A
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US2728703A
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US2690206A
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US2740741A
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US3027346A
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US2987501A
Cited
US3081212A
Cited
US3047934A
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US3262192A
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US3318749A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-04-06 | 1973-10-06 | 1974-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-06 | 1977-10-06 | 1978-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-06 | 1981-10-06 | 1982-04-07 | $7700.00 | Window Closed / Lapsed |