US3363300A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making gas lubricated bearings
Assignee: CHARLES LEON STEC SR
•
Filing: 1964-10-27
•
Granted: 1968-01-16
•
Expires: 1984-10-27
Abstract
No abstract record available.
Inventors
- 👤 Stec Ruth Dorothea
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:16
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49639; Y10T29/49826; Y10T29/4984; Y10T29/49863; Y10T29/49865
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US415694A
Cited
US1175288A
Cited
US1980081A
Cited
US2427203A
Cited
US2641828A
Cited
US2877537A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |