US3418028A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing structure
Assignee: Atomic Energy of Canada Ltd AECL
•
Filing: 1966-05-11
•
Granted: 1968-12-24
•
Expires: 1986-05-11
Abstract
No abstract record available.
Inventors
- 👤 Robert D Watson
- 👤 James H C Long
- 👤 Robert V Hacking
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:17
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/043; F16C2204/00; F16C2204/52; F16C2206/00; F16C2206/40; F16C2206/42; Y; Y10; Y10S; Y10S384/00; Y10S384/90; Y10S384/913
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1661448A
Cited
US2202773A
Cited
US2696413A
Cited
US2760925A
Cited
US2934480A
Cited
US2987352A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-24 | 1972-06-24 | 1972-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-24 | 1976-06-24 | 1976-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-24 | 1980-06-24 | 1980-12-24 | $7700.00 | Window Closed / Lapsed |