US2646514A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roentgen apparatus
Assignee: GEORG SCHONANDER
•
Filing: 1948-05-12
•
Granted: 1953-07-21
•
Expires: 1968-05-12
Abstract
No abstract record available.
Inventors
- 👤 Noschis Kaj Wilhelm Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:54
CPC Classifications
A; A61; A61B; A61B6/00; A61B6/44; A61B6/4405
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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DE541583C
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-20 | 1957-01-19 | 1957-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-20 | 1961-01-19 | 1961-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-20 | 1965-01-19 | 1965-07-21 | $7700.00 | Window Closed / Lapsed |