US2427831A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing unit for tail wheels
Assignee: Thermoid Co
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Filing: 1943-11-03
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Granted: 1947-09-23
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Expires: 1963-11-03
Abstract
No abstract record available.
Inventors
- 👤 James B Bennett
- 👤 John J Mccarter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:05
CPC Classifications
B; B64; B64C; B64C25/00; B64C25/32; B64C25/50; F; F16; F16C; F16C19/00; F16C19/54; F16C19/546; F16C19/547; F16C19/548; F16C35/00; F16C35/04; F16C35/06; F16C35/063; F16C41/00; F16C41/04; F16C19/22; F16C19/34; F16C19/36; F16C19/364; F16C2326/00; F16C2326/01; F16C2326/02; F16C2326/43
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) | 1950-09-22 | 1951-03-24 | 1951-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-09-22 | 1955-03-24 | 1955-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-09-22 | 1959-03-24 | 1959-09-23 | $7700.00 | Window Closed / Lapsed |