US2573532A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-aligning bearing
Assignee: Tobin Arp Manufacturing Co
•
Filing: 1948-08-16
•
Granted: 1951-10-30
•
Expires: 1968-08-16
Abstract
No abstract record available.
Inventors
- 👤 Ewald A Arp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:30
CPC Classifications
F; F16; F16C; F16C23/00; F16C23/02; F16C23/04; F16C23/043; F16C23/045; F16C23/046; F16C25/00; F16C25/02; F16C17/00; F16C17/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US118077A
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GB336214A
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US2400506A
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US2382773A
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US2448341A
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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) | 1954-10-29 | 1955-04-30 | 1955-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-29 | 1959-04-30 | 1959-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-29 | 1963-04-30 | 1963-10-30 | $7700.00 | Window Closed / Lapsed |