US2212435A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Escapement mechanism for the carriage of a typewriter
Assignee: Joh Winklhofer Beteiligungs GmbH and Co KG
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Filing: 1939-03-09
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Granted: 1940-08-20
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Expires: 1959-03-09
Abstract
No abstract record available.
Inventors
- 👤 Buschmann Eugen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:46
CPC Classifications
B; B41; B41J; B41J19/00; B41J19/18; B41J19/20; B41J19/32
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) | 1943-08-20 | 1944-02-19 | 1944-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-08-20 | 1948-02-19 | 1948-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-08-20 | 1952-02-19 | 1952-08-20 | $7700.00 | Window Closed / Lapsed |