US3399587A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet handling method and apparatus
Assignee: International Paper Canada Inc
•
Filing: 1965-10-26
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Granted: 1968-09-03
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Expires: 1985-10-26
Abstract
No abstract record available.
Inventors
- 👤 Lee Charles Allen
- 👤 Thomas S Bartley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:33
CPC Classifications
B; B65; B65H; B65H29/00; B65H29/24; B65H29/241; B65H29/242; A; A61; A61F; A61F13/00; A61F13/15; A61F13/15577; A61F13/15764; B65H2406/00; B65H2406/30; B65H2406/32; B65H2406/323; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2066; Y10T83/2068; Y10T83/207; Y10T83/2092; Y10T83/2096; Y10T83/2098; Y10T83/2183; Y10T83/2185
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) | 1971-09-03 | 1972-03-04 | 1972-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-03 | 1976-03-04 | 1976-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-03 | 1980-03-04 | 1980-09-03 | $7700.00 | Window Closed / Lapsed |