Patent JPH06265349A successfully refreshed from Google Patents.
US2417347A
Expired / Lapsed
US
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Vibration damper
Assignee: Lockheed Martin Corp
•
Filing: 1943-07-06
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Granted: 1947-03-11
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Expires: 1963-07-06
Abstract
No abstract record available.
Inventors
- 👤 Thomas T Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:21
CPC Classifications
F; F16; F16F; F16F7/00; F16F7/01
Claims Analysis
Total Claims: 0
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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) | 1950-03-10 | 1950-09-09 | 1951-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-03-10 | 1954-09-09 | 1955-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-03-10 | 1958-09-09 | 1959-03-11 | $7700.00 | Window Closed / Lapsed |