US2937702A
Expired / Lapsed
US
⏱️ 0.0 years remaining
One way link system between tape back spacing means and lever operated code cancelling punch
Assignee: International Standard Electric Corp
•
Filing: 1955-09-27
•
Granted: 1960-05-24
•
Expires: 1975-09-27
Abstract
No abstract record available.
Inventors
- 👤 Augustin Johann
- 👤 Wlodarczak Heinz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:15
CPC Classifications
H; H04; H04L; H04L17/00; H04L17/02; H04L17/04; H04L17/08; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20207; Y10T74/20213; Y10T74/2022; Y10T74/20396; Y10T74/20468
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1095056A
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US944590A
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US1335631A
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US1362758A
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US1362446A
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US1440296A
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US1798610A
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US2377801A
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US2633965A
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US2675110A
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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) | 1963-05-24 | 1963-11-23 | 1964-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-24 | 1967-11-23 | 1968-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-24 | 1971-11-23 | 1972-05-24 | $7700.00 | Window Closed / Lapsed |