US2520944A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic apparatus, particularly for vehicle stabilizing equipment
Assignee: Westinghouse Electric Corp
•
Filing: 1947-11-20
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Granted: 1950-09-05
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Expires: 1967-11-20
Abstract
No abstract record available.
Inventors
- 👤 Lawrence B Lynn
- 👤 Stanley J Mikina
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:50
CPC Classifications
B; B60; B60G; B60G17/00; B60G17/02; B60G17/033; B61; B61F; B61F5/00; B61F5/02; B61F5/22; B61F5/24; F; F16; F16F; F16F9/00; F16F9/32; F16F9/50; F16F9/504
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-09-04 | 1954-03-06 | 1954-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-09-04 | 1958-03-06 | 1958-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-09-04 | 1962-03-06 | 1962-09-05 | $7700.00 | Window Closed / Lapsed |