Patent US3453031A successfully refreshed from Google Patents.
US3453031A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing assembly
Assignee: Siemens Industry Inc
•
Filing: 1967-04-06
•
Granted: 1969-07-01
•
Expires: 1987-04-06
Abstract
No abstract record available.
Inventors
- 👤 Samuel S Rickley
- 👤 John A Bjork
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:53
CPC Classifications
F; F16; F16C; F16C32/00; F16C32/06; F16C32/0662; F16C32/067; B; B21; B21B; B21B31/00; B21B31/07; B21B31/074; B21B31/16; B21B31/20; B21B31/22; B21B31/26; F16C13/00; F16C13/02; F16C23/00; F16C23/10; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/10; F16C33/1025; F16C33/106; F16C33/1075; F16C21/00; F16C2322/00; F16C2322/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1972-06-30 | 1972-12-30 | 1973-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-30 | 1976-12-30 | 1977-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-30 | 1980-12-30 | 1981-07-01 | $7700.00 | Window Closed / Lapsed |