Wien
Austria
16
2026-04-02
The entities that hold a legal rights for patent applications filed by inventor WELZIG Stefan:
Stefan WELZIG from Wien, AT has applied for patents for these inventions. The list has both pending applications and granted patents:
PROCESS FOR PRODUCING A CONTRAST AGENT
#2 | 2020-12-17PROCESS FOR PRODUCING A CONTRAST AGENT
#3 | 2018-03-01Method for the production of a formulation of a hypericin salt
#4 | 2018-03-01Formulation for photodynamic therapy
#5 | 2017-08-03Method for producing a liquid pharmaceutical preparation
#6 | 2017-07-13Photodynamic diagnosis, formulations usable as photosensitizers for this purpose, method for the production and use thereof
#7 | 2017-03-30Photodynamic diagnosis, formulations usable as photosensitizers for this purpose, method for the production and use thereof
#8 | 2017-03-30Photodynamic therapy, formulation usable for this purpose, and method for the production and use thereof
#9 | 2010-09-30TOLPERISONE CONTROLLED RELEASE TABLET
#10 | 2010-06-17Process for the production of high-purity 2,4′-dimethyl-3-piperidino-propiophenone (tolperisone), pharmaceutical compositions that contain the latter, as well as active ingredient formulations that contain tolperisone
#11 | 2010-04-29Method for the production of high-purity 4a, 5, 9, 10, 11, 12,-hexahydro-6H-benzofuro [3a, 3, 2-ef] [2] benzazepine, and the derivatives thereof
#12 | 2009-12-31PROCESS FOR MANUFACTURING EXTREMELY PURE BENZAZEPINE DERIVATIVES
#13 | 2009-08-13METHOD FOR ISOLATING 5-SUBSTITUTED TETRAZOLES
#14 | 2007-05-10Novel derivatives of 4a,5,9,10,11,12-hexahydrobenzofuro[3a,3,2][2]-benzazepine, method for the production thereof and use thereof in the production of medicaments
#15 | 2007-02-01Derivatives and analogs of galanthamine
#16 | 2006-02-23Method for producing salts of tolperisone
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