US3520714A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a tack-free surface coating utilizing high energy radiation
Assignee: Weyerhaeuser Co
•
Filing: 1966-12-28
•
Granted: 1970-07-14
•
Expires: 1986-12-28
Abstract
No abstract record available.
Inventors
- 👤 Lewis S Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:04
CPC Classifications
B; B05; B05D; B05D1/00; B05D1/60; B05D3/00; B05D3/06; B05D3/068; C; C08; C08F; C08F283/00; C08F283/01; B05D2451/00; B05D7/00; B05D7/50; B05D7/52; B05D7/54; B05D7/542
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2999772A
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US3111424A
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US3107206A
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US3077417A
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US3188228A
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US3188165A
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US2959899A
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US3046072A
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US3119707A
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US3113896A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-07-13 | 1974-01-12 | 1974-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-07-13 | 1978-01-12 | 1978-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-07-13 | 1982-01-12 | 1982-07-14 | $7700.00 | Window Closed / Lapsed |