US1522509A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmission device
Assignee: Individual
•
Filing: 1920-05-03
•
Granted: 1925-01-13
•
Expires: 1940-05-03
Abstract
No abstract record available.
Inventors
- 👤 Girardelli Riccardo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 15:21
CPC Classifications
F; F41; F41G; F41G3/00; F41G3/14; G; G05; G05D; G05D3/00; G05D3/10; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19074; Y10T74/19079; Y10T74/19088
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) | 1928-01-13 | 1928-07-14 | 1929-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-01-13 | 1932-07-14 | 1933-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-01-13 | 1936-07-14 | 1937-01-13 | $7700.00 | Window Closed / Lapsed |