US3441189A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conduit roller bearing
Assignee: GENERAL BEARING CO Inc
•
Filing: 1967-07-17
•
Granted: 1969-04-29
•
Expires: 1987-07-17
Abstract
No abstract record available.
Inventors
- 👤 George H Erb
- 👤 William E Horenburger
- 👤 Bradley E Sanguinetti
- 👤 Edward F Hayden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:23
CPC Classifications
H; H02; H02G; H02G1/00; H02G1/06; H02G1/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2926001A
Cited
US3370642A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-28 | 1972-10-28 | 1973-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-28 | 1976-10-28 | 1977-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-28 | 1980-10-28 | 1981-04-29 | $7700.00 | Window Closed / Lapsed |