US2017591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibration cushioning driving device
Assignee: Individual
•
Filing: 1934-06-27
•
Granted: 1935-10-15
•
Expires: 1954-06-27
Abstract
No abstract record available.
Inventors
- 👤 Edwin J Dumm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:35
CPC Classifications
F; F16; F16F; F16F15/00; F16F15/10; F16F15/12; F16F15/121; F16F15/1215; F16D; F16D13/00; F16D13/58; F16D13/60; F16D13/64; F16D13/68
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) | 1938-10-14 | 1939-04-15 | 1939-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-10-14 | 1943-04-15 | 1943-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-10-14 | 1947-04-15 | 1947-10-15 | $7700.00 | Window Closed / Lapsed |