Patent US1617700A successfully refreshed from Google Patents.
US1617700A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antifriction bearing
Assignee: —
•
Filing: —
•
Granted: 1927-02-15
•
Expires: 1944-02-15
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:37
CPC Classifications
F; F16; F16C; F16C19/00; F16C19/22; F16C19/24; F16C19/28; F16C33/00; F16C33/30; F16C33/46; F16C33/4617; F16C33/4623; F16C33/4629; F16C33/48; F16C33/54; F16C33/542
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1930-02-14 | 1930-08-16 | 1931-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-02-14 | 1934-08-16 | 1935-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-02-14 | 1938-08-16 | 1939-02-15 | $7700.00 | Window Closed / Lapsed |