US3012827A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas supported bearing
Assignee: California Institute Research Foundation
•
Filing: 1959-01-06
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Granted: 1961-12-12
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Expires: 1979-01-06
Abstract
No abstract record available.
Inventors
- 👤 Goetz Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:15
CPC Classifications
F; F16; F16C; F16C21/00; F16C17/00; F16C17/12; F16C17/24; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/10; F16C33/1005; F16C39/00; F16C39/02
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) | 1964-12-11 | 1965-06-12 | 1965-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-11 | 1969-06-12 | 1969-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-11 | 1973-06-12 | 1973-12-12 | $7700.00 | Window Closed / Lapsed |