US2656469A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for fluoroscoping and radiographing renal organs of the human body
Assignee: Individual
•
Filing: 1951-09-08
•
Granted: 1953-10-20
•
Expires: 1971-09-08
Abstract
No abstract record available.
Inventors
- 👤 Laur Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:37
CPC Classifications
A; A61; A61B; A61B6/00; A61B6/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE451607C
Cited
US1600598A
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US1599434A
Cited
US1814482A
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US1925425A
Cited
US2152734A
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US2456277A
Cited
US2475003A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-19 | 1957-04-20 | 1957-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-19 | 1961-04-20 | 1961-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-19 | 1965-04-20 | 1965-10-20 | $7700.00 | Window Closed / Lapsed |