Patent US3362845A successfully refreshed from Google Patents.
US3362845A
Expired / Lapsed
US
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Method and compositions for double coating a traveling web
Assignee: West Virginia Pulp and Paper Co
•
Filing: 1967-06-22
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Granted: 1968-01-09
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Expires: 1987-06-22
Abstract
No abstract record available.
Inventors
- 👤 Maurice M Brundige
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:58
CPC Classifications
D; D21; D21H; D21H19/00; D21H19/80; D21H19/82; D21H19/822; Y; Y10; Y10T; Y10T428/00; Y10T428/25; Y10T428/256; Y10T428/259
Claims Analysis
Total Claims: 0
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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) | 1971-01-08 | 1971-07-10 | 1972-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-08 | 1975-07-10 | 1976-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-08 | 1979-07-10 | 1980-01-09 | $7700.00 | Window Closed / Lapsed |