Patent US3135152A successfully refreshed from Google Patents.
US3135152A
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Rotary perforating roll units supported for movement towards and away from each other
Assignee: BEDINGHAUS BUSINESS FORMS Inc A DE CORP
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Filing: 1963-03-18
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Granted: 1964-06-02
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Expires: 1983-03-18
Abstract
No abstract record available.
Inventors
- 👤 William H Bedinghaus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:02
CPC Classifications
B; B26; B26F; B26F1/00; B26F1/02; B26F1/06; B26F1/10; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19623; Y10T83/00; Y10T83/465; Y10T83/4766; Y10T83/4795; Y10T83/483; Y10T83/4836; Y10T83/768; Y10T83/7793; Y10T83/7797; Y10T83/7809; Y10T83/7822
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) | 1967-06-02 | 1967-12-02 | 1968-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-02 | 1971-12-02 | 1972-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-02 | 1975-12-02 | 1976-06-02 | $7700.00 | Window Closed / Lapsed |