US2458867A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for preparing creasing counters
Assignee: J F Helmold and Bro Inc
•
Filing: 1947-06-07
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Granted: 1949-01-11
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Expires: 1967-06-07
Abstract
No abstract record available.
Inventors
- 👤 George G Messersmith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:23
CPC Classifications
B; B23; B23P; B23P15/00; B23P15/28; B23P15/40; B23P15/406; B26; B26F; B26F1/00; B26F1/38; B26F1/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-01-11 | 1952-07-12 | 1953-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-01-11 | 1956-07-12 | 1957-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-01-11 | 1960-07-12 | 1961-01-11 | $7700.00 | Window Closed / Lapsed |