Patent US3420997A successfully refreshed from Google Patents.
US3420997A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluoroscopic x-ray tube mounting for a tiltable x-ray table to prevent misalignment
Assignee: General Electric Co
•
Filing: 1966-10-31
•
Granted: 1969-01-07
•
Expires: 1986-10-31
Abstract
No abstract record available.
Inventors
- 👤 Robert J Mueller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:19
CPC Classifications
A; A61; A61B; A61B6/00; A61B6/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2552858A
Cited
US2000497A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-07 | 1972-07-08 | 1973-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-07 | 1976-07-08 | 1977-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-07 | 1980-07-08 | 1981-01-07 | $7700.00 | Window Closed / Lapsed |