Patent US2969727A successfully refreshed from Google Patents.
US2969727A
Expired / Lapsed
US
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Selective printing and punching machines
Assignee: AB Dick Co
•
Filing: 1958-12-01
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Granted: 1961-01-31
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Expires: 1978-12-01
Abstract
No abstract record available.
Inventors
- 👤 Charles F Rudd
- 👤 Jack W Brisbin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:51
CPC Classifications
G; G06; G06K; G06K1/00; G06K1/20; B; B41; B41F; B41F33/00; B41F33/0009
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) | 1964-01-31 | 1964-08-01 | 1965-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-31 | 1968-08-01 | 1969-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-31 | 1972-08-01 | 1973-01-31 | $7700.00 | Window Closed / Lapsed |