US2977669A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for roll-burnishing aircraft wheels and the like
Assignee: Bendix Corp
•
Filing: 1958-03-06
•
Granted: 1961-04-04
•
Expires: 1978-03-06
Abstract
No abstract record available.
Inventors
- 👤 Warren D Chambers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:01
CPC Classifications
B; B24; B24B; B24B39/00; B24B39/04; Y; Y10; Y10T; Y10T29/00; Y10T29/47
Claims Analysis
Total Claims: 0
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US2876528A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-03 | 1964-10-03 | 1965-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-03 | 1968-10-03 | 1969-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-03 | 1972-10-03 | 1973-04-04 | $7700.00 | Window Closed / Lapsed |