US3072121A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pellet injector
Assignee: National Tuberculosis Association
•
Filing: 1956-07-24
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Granted: 1963-01-08
•
Expires: 1976-07-24
Abstract
No abstract record available.
Inventors
- 👤 Floyd M Feldmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:13
CPC Classifications
A; A61; A61M; A61M5/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
222 words
AN IMPROVED DEVICE FOR INJECTING A PHARMACEUTICAL MATERIAL INTO BODY TISSUE COMPRISING: A HARD, SHARPPOINTED PELLET MEANS, HAVING A BLUNT END OPPOSITE SAID SHARP END, WHOLLY SORBABLE IN BODY TISSUE FOR PENETRATING SIAD BODY TISSUE AND DISSOLVING THEREIN, SAID PHARMACEUTICAL MATERIAL BEING INCORPORATED IN SAID PELLET MEANS; AND INJECTOR MEANS INCLUDING SUPPORTING MEANS FOR HOLDING SAID HARD, SHARP PELLET MEANS NEXT TO AND DIRECTED TOWARD THE BODY TISSUE AND INJECTING SAID PELLET MEANS THEREIN BY AN APPLICATION OF FORCE ON SAID INJECTOR MEANS, SAID INJECTOR MEANS INCLUDING SUPPORTING MEANS COMPRISING: AN ELONGATED ROD SHAPED MEMBER HAVING OPPOSITELY DISPOSED ENDS WITH ONE SAID END RECESSED TO RECEIVE AND SUPPORT THE BLUNT END OF A PELLET MEANS AND SAID RECESSED END BEVELED FROM SAID RECESS RADIALLY OUTWARD ON ONE SIDE TO PERMIT LATERAL ANGULAR MOVEMENT OF SAID ROD SHAPED MEMBER WITH ITS SAID ONE END PRESSED FIRMLY AGAINST BODY TISSUE, A REMOVABLE COVER ENCLOSING SAID RECESSED END AND SUPPORTED PELLET FOR KEEPING SAID PELLET MEANS UNCONTAMINATED, WHEREBY WHEN SAID COVER IS REMOVED PRESSURE EXERTED AXIALLY ON SAID ROD SHAPED MEMBER IN THE DIRECTION OF ITS RECESSED AND BEVELED END INJECTS SAID PELLET MEANS INTO SAID BODY TISSUE AND LATERAL MOVEMENT OF SAID ROD SHAPED MEMBER BREAKS THE IMBEDDED PELLET MEANS FLUSH WITH THE ROD SHAPED MEMBER THEREBY SEVERING IT FROM THE ROD SHAPED MEMBER.
Claim 2
Dependent Claim
222 words
AN IMPROVED DEVICE FOR INJECTING A PHARMACEUTICAL MATERIAL INTO BODY TISSUE COMPRISING: A HARD, SHARPPOINTED PELLET MEANS, HAVING A BLUNT END OPPOSITE SAID SHARP END, WHOLLY SORBABLE IN BODY TISSUE FOR PENETRATING SIAD BODY TISSUE AND DISSOLVING THEREIN, SAID PHARMACEUTICAL MATERIAL BEING INCORPORATED IN SAID PELLET MEANS; AND INJECTOR MEANS INCLUDING SUPPORTING MEANS FOR HOLDING SAID HARD, SHARP PELLET MEANS NEXT TO AND DIRECTED TOWARD THE BODY TISSUE AND INJECTING SAID PELLET MEANS THEREIN BY AN APPLICATION OF FORCE ON SAID INJECTOR MEANS, SAID INJECTOR MEANS INCLUDING SUPPORTING MEANS COMPRISING: AN ELONGATED ROD SHAPED MEMBER HAVING OPPOSITELY DISPOSED ENDS WITH ONE SAID END RECESSED TO RECEIVE AND SUPPORT THE BLUNT END OF A PELLET MEANS AND SAID RECESSED END BEVELED FROM SAID RECESS RADIALLY OUTWARD ON ONE SIDE TO PERMIT LATERAL ANGULAR MOVEMENT OF SAID ROD SHAPED MEMBER WITH ITS SAID ONE END PRESSED FIRMLY AGAINST BODY TISSUE, A REMOVABLE COVER ENCLOSING SAID RECESSED END AND SUPPORTED PELLET FOR KEEPING SAID PELLET MEANS UNCONTAMINATED, WHEREBY WHEN SAID COVER IS REMOVED PRESSURE EXERTED AXIALLY ON SAID ROD SHAPED MEMBER IN THE DIRECTION OF ITS RECESSED AND BEVELED END INJECTS SAID PELLET MEANS INTO SAID BODY TISSUE AND LATERAL MOVEMENT OF SAID ROD SHAPED MEMBER BREAKS THE IMBEDDED PELLET MEANS FLUSH WITH THE ROD SHAPED MEMBER THEREBY SEVERING IT FROM THE ROD SHAPED MEMBER.
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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) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |