US3424504A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thrust bearing incorporating a resilient,frictional member and method of assembly thereof
Assignee: Halliburton Co
•
Filing: 1966-11-09
•
Granted: 1969-01-28
•
Expires: 1986-11-09
Abstract
No abstract record available.
Inventors
- 👤 Robert B Emery
- 👤 Horace J Homrig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:55
CPC Classifications
F; F16; F16C; F16C17/00; F16C17/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US652819A
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US1366132A
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US2351588A
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US2720077A
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US2849855A
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US2969172A
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US3159045A
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US3062598A
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US3050351A
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US3050350A
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US3197894A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-28 | 1972-07-29 | 1973-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-28 | 1976-07-29 | 1977-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-28 | 1980-07-29 | 1981-01-28 | $7700.00 | Window Closed / Lapsed |