US3046807A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Double countershaft multispeed transmission
Assignee: Individual
•
Filing: 1958-08-12
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Granted: 1962-07-31
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Expires: 1978-08-12
Abstract
No abstract record available.
Inventors
- 👤 Elmer J Barth
- 👤 Carl J Gustafsson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:56
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/02; F16H3/08; F16H3/087; F16H3/093; F16H3/097; F16H3/006; F16H2200/00; F16H2200/003; F16H2200/0065; F16H2200/0082; F16H2200/0091; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19167; Y10T74/19219; Y10T74/19233; Y10T74/19242; Y10T74/19377; Y10T74/19386; Y10T74/194; Y10T74/19405
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |