Inventor

John J. Karl

Inventor
Hopatcong, NJ, US

Overview

4→
Patents
2001–2003
Patent span
Human necessities
Primary field (CPC A)

Patents· 4 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

A61Nprimary
A61NElectrotherapy43%
A61MDevices for introducing media into, or onto, the body29%
A61LMethods or apparatus for sterilising materials or objects in general14%
D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons14%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001Patents assigned to INDIGO MED INC (1)· patent assignee history
2001–2003Based in Hopatcong, NJ, US· patent location history
2002Patents assigned to ETHICON INC (2)· patent assignee history
2003Patents assigned to BARD INC C R (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ETHICON INC22002
BARD INC C R12003
INDIGO MED INC12001
Locations
LocationPatentsSpan
Hopatcong, New Jersey, US42001–2003