US2073348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reduction drive
Assignee: Individual
•
Filing: 1933-07-03
•
Granted: 1937-03-09
•
Expires: 1953-07-03
Abstract
No abstract record available.
Inventors
- 👤 Bernard J Merkle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:03
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/02; F16H3/20; F16H3/34; F16H3/001; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19642; Y10T74/19674; Y10T74/19679; Y10T74/19684; Y10T74/19851; Y10T74/19856; Y10T74/1987; Y10T74/19884; Y10T74/21; Y10T74/2186
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) | 1940-03-08 | 1940-09-07 | 1941-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-03-08 | 1944-09-07 | 1945-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-03-08 | 1948-09-07 | 1949-03-09 | $7700.00 | Window Closed / Lapsed |