US3154683A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for positioning the head for X-ray examination
Assignee: Individual
•
Filing: 1961-01-16
•
Granted: 1964-10-27
•
Expires: 1981-01-16
Abstract
No abstract record available.
Inventors
- 👤 William G Blair
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 02:02
CPC Classifications
A; A61; A61B; A61B6/00; A61B6/50; A61B6/501
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1408778A
Cited
US2254544A
Cited
US2532967A
Cited
US2717314A
Cited
US2903588A
Cited
US3025397A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-10-27 | 1968-04-27 | 1968-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-27 | 1972-04-27 | 1972-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-27 | 1976-04-27 | 1976-10-27 | $7700.00 | Window Closed / Lapsed |