Patent US1475619A successfully refreshed from Google Patents.
US1475619A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Typewriting machine
Assignee: —
•
Filing: —
•
Granted: 1923-11-27
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Expires: 1940-11-27
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:16
CPC Classifications
B; B41; B41J; B41J33/00; B41J33/14; B41J33/40; B41J33/44; B41J33/51; B41J33/514; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20636
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) | 1926-11-26 | 1927-05-28 | 1927-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-11-26 | 1931-05-28 | 1931-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-11-26 | 1935-05-28 | 1935-11-27 | $7700.00 | Window Closed / Lapsed |