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US3302635A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semi-rigid device for marking internal bleeding
Assignee: Individual
•
Filing: 1963-09-19
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Granted: 1967-02-07
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Expires: 1983-09-19
Abstract
No abstract record available.
Inventors
- 👤 Fred E Pittman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:23
CPC Classifications
A; A61; A61M; A61M25/00; A61M25/01; A61M25/0105; A61M25/0108
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
IN A BLOOD-ABSORBENT DEVICE ADAPTED TO BE INTRODUCED INTO THE GASTRO-INTESTINAL TRACT FOR LOCATING BLEEDING, SAID DEVICE BEING PROVIDED WITH RADIO-OPAQUE MARKERS ALONG THE LENGTH THEREOF; THE IMPROVEMENT COMPRISING, A CONTINUOUS, RADIO-TRANSPARENT, SEMI-RIGID, FLEXIBLE ELONGATED CORE SERVING AS THE CENTRAL ELEMENT OF SAID DEVICE, AND AN ABSORBENT RADIO-TRANSPARENT CLOTH COVER DISPOSED TIGHTLY AND COMPLETELY OVER THE OUTER SURFACE OF SAID CORE.
Claim 2
Dependent Claim
61 words
IN A BLOOD-ABSORBENT DEVICE ADAPTED TO BE INTRODUCED INTO THE GASTRO-INTESTINAL TRACT FOR LOCATING BLEEDING, SAID DEVICE BEING PROVIDED WITH RADIO-OPAQUE MARKERS ALONG THE LENGTH THEREOF; THE IMPROVEMENT COMPRISING, A CONTINUOUS, RADIO-TRANSPARENT, SEMI-RIGID, FLEXIBLE ELONGATED CORE SERVING AS THE CENTRAL ELEMENT OF SAID DEVICE, AND AN ABSORBENT RADIO-TRANSPARENT CLOTH COVER DISPOSED TIGHTLY AND COMPLETELY OVER THE OUTER SURFACE OF SAID CORE.
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) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |