Patent US3535443A successfully refreshed from Google Patents.
US3535443A
Expired / Lapsed
US
⏱️ 0.0 years remaining
X-ray image viewing apparatus
Assignee: General Electric Co
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Filing: 1968-07-22
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Granted: 1970-10-20
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Expires: 1988-07-22
Abstract
No abstract record available.
Inventors
- 👤 Richard J Rieke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:53
CPC Classifications
H; H05; H05G; H05G1/00; H05G1/08; H05G1/64; H04; H04N; H04N23/00; H04N23/30; H04N5/00; H04N5/30; H04N5/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-19 | 1974-04-20 | 1974-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-19 | 1978-04-20 | 1978-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-19 | 1982-04-20 | 1982-10-20 | $7700.00 | Window Closed / Lapsed |