US2768690A
Expired / Lapsed
US
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Severing means in web feeding machines
Assignee: Bowaters Development and Research Ltd
•
Filing: 1954-07-06
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Granted: 1956-10-30
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Expires: 1974-07-06
Abstract
No abstract record available.
Inventors
- 👤 Roberts George Richard
- 👤 Heathcote Ronald Thomas
- 👤 Lister Ernest James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:11
CPC Classifications
B; B26; B26D; B26D7/00; B26D7/01; B26D7/02; B26D7/025; B26D1/00; B26D1/56; B26D1/62; B26D1/626; Y; Y10; Y10T; Y10T83/00; Y10T83/465; Y10T83/4653; Y10T83/4728; Y10T83/4766; Y10T83/4795; Y10T83/483; Y10T83/4836
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) | 1959-10-30 | 1960-04-30 | 1960-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-30 | 1964-04-30 | 1964-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-30 | 1968-04-30 | 1968-10-30 | $7700.00 | Window Closed / Lapsed |