US2970634A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for applying cover material to book cores and cases
Assignee: GEORGE HANTSCHO CO Inc
•
Filing: 1955-07-13
•
Granted: 1961-02-07
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Expires: 1975-07-13
Abstract
No abstract record available.
Inventors
- 👤 Hantscho George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:23
CPC Classifications
B; B42; B42C; B42C7/00; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1008; Y10T156/1011; Y10T156/1034; Y10T156/12; Y10T156/1317; Y10T156/1343; Y10T83/00; Y10T83/525; Y10T83/533
Claims Analysis
Total Claims: 0
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US2444685A
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US2556787A
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US2674311A
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US2663352A
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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) | 1964-02-07 | 1964-08-08 | 1965-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-02-07 | 1968-08-08 | 1969-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-02-07 | 1972-08-08 | 1973-02-07 | $7700.00 | Window Closed / Lapsed |