US2719441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Progressive transmission
Assignee: Individual
•
Filing: 1950-02-16
•
Granted: 1955-10-04
•
Expires: 1970-02-16
Abstract
No abstract record available.
Inventors
- 👤 Wayne N Wasson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:37
CPC Classifications
F; F16; F16H; F16H63/00; F16H63/02; F16H63/30; F16H63/3023; F16H63/3026
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US686786A
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US1159018A
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US1792093A
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US1672868A
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US1594239A
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US2094449A
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US2426063A
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US2395459A
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US2599632A
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US2472788A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-03 | 1959-04-04 | 1959-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-03 | 1963-04-04 | 1963-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-03 | 1967-04-04 | 1967-10-04 | $7700.00 | Window Closed / Lapsed |