US3470869A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for gastro-intestinal barium air contrast spraying
Assignee: Cleveland Clinic Foundation
•
Filing: 1965-07-09
•
Granted: 1969-10-07
•
Expires: 1985-07-09
Abstract
No abstract record available.
Inventors
- 👤 Leonard Fenton
- 👤 Edward Buonocore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:11
CPC Classifications
A; A61; A61M; A61M25/00; A61M25/0067; A61M25/0068; A61M25/007; A61K; A61K49/00; A61K49/04; A61M25/01; A61M25/0105; A61M25/0108; A61M31/00; A61M31/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1234106A
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US1491202A
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US2052622A
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US2230218A
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US2257072A
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US2560915A
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US2480041A
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US2614563A
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US2711740A
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US2812765A
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US3177871A
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US3235462A
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US3313292A
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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) | 1972-10-06 | 1973-04-07 | 1973-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-06 | 1977-04-07 | 1977-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-06 | 1981-04-07 | 1981-10-07 | $7700.00 | Window Closed / Lapsed |