Patent US3216411A successfully refreshed from Google Patents.
US3216411A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ingestible transmitter for the detection of bleeding in the gastrointestinal canal
Assignee: NEC Corp
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Filing: 1963-05-13
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Granted: 1965-11-09
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Expires: 1983-05-13
Abstract
No abstract record available.
Inventors
- 👤 Watanuki Tetsu
- 👤 Suma Kozo
- 👤 Watanabe Hiroshi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:38
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/42; A61B5/07; A61B5/073; A61B18/00; A61B18/04; A61B18/12; A61B18/14; A61B2018/1405; A61B2018/1435
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
AN INFORMATION TRANSMITTER FOR USE IN DETECTING THE PRESENCE OF INTERNAL BLEEDING IN HUMANS OR ANIMANS COMPRISING A SUBSTANTIALLY SMALL HOUSING CONTAINING A PREDETERMINED QUANTITY OF PEROXIDATE; SAID HOUSING HAVING AN OPENING TO PERMIT THE PEROXIDATE TO MAKE PHYSICAL CONTACT WITH THE BLOOD; AND AN ELECTROMAGNETIC WAVE GENERATING MEANS FOR DETECTING THE HEAT OF REACTION WHICH IS PRODUCED WHEN SAID PEROXIDATE COMES INTO CONTACT WITH BLOOD TO GENERATE A SIGNAL INDICATIVE OF THE HEAT OF REACTION, WHICH SIGNAL MAY BE DETECTED EXTRIORLY OF THE TEST OBJECT.
Claim 2
Dependent Claim
86 words
AN INFORMATION TRANSMITTER FOR USE IN DETECTING THE PRESENCE OF INTERNAL BLEEDING IN HUMANS OR ANIMANS COMPRISING A SUBSTANTIALLY SMALL HOUSING CONTAINING A PREDETERMINED QUANTITY OF PEROXIDATE; SAID HOUSING HAVING AN OPENING TO PERMIT THE PEROXIDATE TO MAKE PHYSICAL CONTACT WITH THE BLOOD; AND AN ELECTROMAGNETIC WAVE GENERATING MEANS FOR DETECTING THE HEAT OF REACTION WHICH IS PRODUCED WHEN SAID PEROXIDATE COMES INTO CONTACT WITH BLOOD TO GENERATE A SIGNAL INDICATIVE OF THE HEAT OF REACTION, WHICH SIGNAL MAY BE DETECTED EXTRIORLY OF THE TEST OBJECT.
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) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |