US2841076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Check writing and signing machine
Assignee: Hedman Co
•
Filing: 1955-02-15
•
Granted: 1958-07-01
•
Expires: 1975-02-15
Abstract
No abstract record available.
Inventors
- 👤 Clarence W Johnson
- 👤 Kreidich John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:31
CPC Classifications
B; B41; B41K; B41K3/00; B41K3/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US373397A
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US1311849A
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US1548699A
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US1943607A
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US1797973A
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US1916985A
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US2004835A
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US2071139A
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US2342190A
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US2636680A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-30 | 1961-12-30 | 1962-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-30 | 1965-12-30 | 1966-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-30 | 1969-12-30 | 1970-07-01 | $7700.00 | Window Closed / Lapsed |