US2153047A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Governor
Assignee: LEIBING AUTOMOTIVE DEVICES Inc
•
Filing: 1936-03-05
•
Granted: 1939-04-04
•
Expires: 1956-03-05
Abstract
No abstract record available.
Inventors
- 👤 William E Leibing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:07
CPC Classifications
F; F02; F02D; F02D9/00; F02D9/02; F02D2009/0201; F02D2009/0215; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7748; Y10T137/775; Y10T137/7752; Y10T137/7781; Y10T137/7784; Y10T137/7785; Y10T137/7787; Y10T137/8593; Y10T137/87571; Y10T137/87676; Y10T137/87917
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) | 1942-04-03 | 1942-10-03 | 1943-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-04-03 | 1946-10-03 | 1947-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-04-03 | 1950-10-03 | 1951-04-04 | $7700.00 | Window Closed / Lapsed |