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Patent US3407855A successfully refreshed from Google Patents.
US3407855A
Expired / Lapsed
US
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Blank-splitting device
Assignee: Individual
•
Filing: 1966-03-15
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Granted: 1968-10-29
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Expires: 1986-03-15
Abstract
No abstract record available.
Inventors
- 👤 Lloyd I Ritchie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:45
CPC Classifications
B; B27; B27M; B27M3/00; B27M3/02; B23; B23Q; B23Q3/00; B23Q3/02; B23Q3/06; B23Q3/062; B27L; B27L7/00
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) | 1971-10-29 | 1972-04-29 | 1972-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-29 | 1976-04-29 | 1976-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-29 | 1980-04-29 | 1980-10-29 | $7700.00 | Window Closed / Lapsed |