US3434684A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stand for an x-ray device
Assignee: Siemens AG
•
Filing: 1966-08-19
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Granted: 1969-03-25
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Expires: 1986-08-19
Abstract
No abstract record available.
Inventors
- 👤 Hans E Warden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:52
CPC Classifications
A; A61; A61B; A61B6/00; A61B6/44; A61B6/4429; A61B6/447; G; G21; G21K; G21K4/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3325643A
Cited
US769869A
Cited
US1600835A
Cited
US2845263A
Cited
US2679442A
Cited
FR1143138A
Cited
US3172632A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |