US2094103A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roentgen ray control unit
Assignee: Picker X Ray Corp
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Filing: 1935-10-12
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Granted: 1937-09-28
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Expires: 1955-10-12
Abstract
No abstract record available.
Inventors
- 👤 Caperton B Horsley
- 👤 Edwin R Goldfield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:48
CPC Classifications
G; G21; G21K; G21K5/00; G21K5/04; A; A61; A61N; A61N5/00; A61N5/10; A61N2005/1092; A61N2005/1095
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1940-09-27 | 1941-03-29 | 1941-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-09-27 | 1945-03-29 | 1945-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-09-27 | 1949-03-29 | 1949-09-28 | $7700.00 | Window Closed / Lapsed |