Patent US2646155A successfully refreshed from Google Patents.
US2646155A
Expired / Lapsed
US
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Correcting device for printing apparatus
Assignee: Individual
•
Filing: 1947-08-04
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Granted: 1953-07-21
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Expires: 1967-08-04
Abstract
No abstract record available.
Inventors
- 👤 Cardon Maurice Henri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:53
CPC Classifications
B; B41; B41B; B41B27/00; B41B27/28; B41B27/48; B41B23/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR960771A
Cited
US1732049A
Cited
US1606126A
Cited
US1776527A
Cited
US1893439A
Cited
US2180417A
Cited
US2220474A
Cited
US2356620A
Cited
US2351126A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-20 | 1957-01-19 | 1957-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-20 | 1961-01-19 | 1961-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-20 | 1965-01-19 | 1965-07-21 | $7700.00 | Window Closed / Lapsed |