US2961888A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hypoid gearing
Assignee: Individual
•
Filing: 1958-06-11
•
Granted: 1960-11-29
•
Expires: 1978-06-11
Abstract
No abstract record available.
Inventors
- 👤 Wildhaber Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:08
CPC Classifications
F; F16; F16H; F16H1/00; F16H1/02; F16H1/04; F16H1/12; F16H1/14; F16H1/145; F16H55/00; F16H55/02; F16H55/08; F16H55/0853; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49462; Y10T29/49467; Y10T29/49476; Y10T74/00; Y10T74/19; Y10T74/19949; Y10T74/19958
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2105104A
Cited
US2174814A
Cited
US2183285A
Cited
US2302942A
Cited
US2374890A
Cited
US2358489A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-29 | 1964-05-30 | 1964-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-29 | 1968-05-30 | 1968-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-29 | 1972-05-30 | 1972-11-29 | $7700.00 | Window Closed / Lapsed |