← Back to Patent Explorer
US3072121A Expired / Lapsed US ⏱️ 0.0 years remaining

Pellet injector

Assignee: National Tuberculosis Association
•
Filing: 1956-07-24
•
Granted: 1963-01-08
•
Expires: 1976-07-24
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

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.

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

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag