Patent US2292146A successfully refreshed from Google Patents.
Patent US2687477A successfully refreshed from Google Patents.
US2687477A
Expired / Lapsed
US
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Device for X-ray testing
Assignee: Daimler Benz AG
•
Filing: 1950-07-28
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Granted: 1954-08-24
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Expires: 1970-07-28
Abstract
No abstract record available.
Inventors
- 👤 Egon L H Pfaff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:53
CPC Classifications
G; G01; G01N; G01N23/00; G01N23/02; G01N23/06; G01N23/18; G01N23/083
Claims Analysis
Total Claims: 0
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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) | 1957-08-23 | 1958-02-22 | 1958-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-23 | 1962-02-22 | 1962-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-23 | 1966-02-22 | 1966-08-24 | $7700.00 | Window Closed / Lapsed |