US1766440A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antifriction bearing
Assignee: Individual
•
Filing: 1925-12-11
•
Granted: 1930-06-24
•
Expires: 1945-12-11
Abstract
No abstract record available.
Inventors
- 👤 Leon Karl Oskar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:00
CPC Classifications
F; F16; F16C; F16C19/00; F16C19/22; F16C19/24; F16C19/26; F16C27/00; F16C27/04; F16C33/00; F16C33/30; F16C33/34; F16C33/36; F16C33/46; F16C33/52; F16C33/523; F16C33/526; F16C33/58; F16C33/583; F16C33/585; F16C33/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1933-06-23 | 1933-12-23 | 1934-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-06-23 | 1937-12-23 | 1938-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-06-23 | 1941-12-23 | 1942-06-24 | $7700.00 | Window Closed / Lapsed |