US2860933A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing for device for transmitting rotary motion into a sealed chamber
Assignee: AT&T Inc
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Filing: 1955-08-04
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Granted: 1958-11-18
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Expires: 1975-08-04
Abstract
No abstract record available.
Inventors
- 👤 George J Wolff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:38
CPC Classifications
H; H01; H01H; H01H33/00; H01H33/60; H01H33/66; H01H33/666; H01H33/6664; F; F16; F16J; F16J15/00; F16J15/50; F16J15/52; F16J15/525; H01H19/00; H01H19/02; H01H19/04; H01H19/06; H01H19/065
Claims Analysis
Total Claims: 0
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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) | 1961-11-17 | 1962-05-19 | 1962-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-17 | 1966-05-19 | 1966-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-17 | 1970-05-19 | 1970-11-18 | $7700.00 | Window Closed / Lapsed |