logo

For the Inventor, By the Inventor

Madison, WI, United States of America

Tetrionics, Inc.


USPTO Granted Patents = 3

% Expired Patents = 33.3

Forward Citations = 17

Loading Chart...
Loading Chart...

2 inventors (with patents filed for the assignee):

goldMedal Herbert E Paaren (3 out of 14 patents)

silverMedal Steven R Duff (1 out of 1 patent)


3 patents:

1. 6448419 - Synthesis of 2-hydroxyestradiol derivatives (2002-09-10),
2. 6080879 - Hexafluoro-vitamin synthesis and crystallization method, solvent and (2000-06-27),
3. 5936105 - 14-EPI-19-nor-vitamin D compounds and methods (1999-08-10),
logo

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

3 Patents

#144 in Madison, WI

#1,481 in Wisconsin

#73,766 in US

Madison, WI (US)
Madison, WI, United States of America

Tetrionics, Inc.

Forward Citations = 17

2 inventors:

goldMedal Herbert E Paaren (3 out of 14 patents)

silverMedal Steven R Duff (1 out of 1 patent)

Please report any incorrect information to [email protected]
Loading…