US2356522A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Change-speed gear
Assignee: Individual
•
Filing: 1940-05-13
•
Granted: 1944-08-22
•
Expires: 1960-05-13
Abstract
No abstract record available.
Inventors
- 👤 Kummich Theodor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:43
CPC Classifications
F; F16; F16H; F16H59/00; F16H59/02; F16H59/04; F16H59/042; F16H3/00; F16H3/02; F16H3/08; F16H3/087; F16H3/091; F16H3/0915; F16H61/00; F16H61/24; F16H63/00; F16H63/02; F16H63/08; F16H63/20; F16H2200/00; F16H2200/003; F16H2200/0047; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19372; Y10T74/19377; Y10T74/19386; Y10T74/194; Y10T74/20; Y10T74/20012; Y10T74/20018; Y10T74/2014; Y10T74/20159; Y10T74/20165
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) | 1947-08-22 | 1948-02-21 | 1948-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-08-22 | 1952-02-21 | 1952-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-08-22 | 1956-02-21 | 1956-08-22 | $7700.00 | Window Closed / Lapsed |