US2818169A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesive sheet
Assignee: Permacel Le Pages Inc
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Filing: 1954-08-17
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Granted: 1957-12-31
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Expires: 1974-08-17
Abstract
No abstract record available.
Inventors
- 👤 Bergstedt Milton Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:53
CPC Classifications
B; B41; B41M; B41M1/00; B41M1/26; B32; B32B; B32B27/00; C; C09; C09J; C09J7/00; C09J7/20; Y; Y10; Y10S; Y10S206/00; Y10S206/813; Y10S524/00; Y10S524/925; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/31504; Y10T428/31971; Y10T428/31975; Y10T428/31978; Y10T428/31986
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) | 1960-12-30 | 1961-07-01 | 1961-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-30 | 1965-07-01 | 1965-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-30 | 1969-07-01 | 1969-12-31 | $7700.00 | Window Closed / Lapsed |