US2989882A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for slitting paper webs
Assignee: Tribune Co
•
Filing: 1956-09-11
•
Granted: 1961-06-27
•
Expires: 1976-09-11
Abstract
No abstract record available.
Inventors
- 👤 Robert K Remer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:57
CPC Classifications
B; B26; B26D; B26D7/00; B26D7/08; B26D7/088; Y; Y10; Y10T; Y10T83/00; Y10T83/04; Y10T83/202; Y10T83/2092; Y10T83/2096; Y10T83/2135; Y10T83/215; Y10T83/2155; Y10T83/2157; Y10T83/768; Y10T83/7809; Y10T83/783
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) | 1964-06-26 | 1964-12-26 | 1965-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-26 | 1968-12-26 | 1969-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-26 | 1972-12-26 | 1973-06-27 | $7700.00 | Window Closed / Lapsed |