DH

Darren Hall

BC Brantford Chemicals: 2 patents #2 of 6Top 35%
📍 Brantford, CA: #4 of 13 inventorsTop 35%
Overall (1997): #43,091 of 185,788Top 25%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5686612 Methods of making ureas and guanidines, including terazosin, prazosin, doxazosin, tiodazosin, trimazosin, quinazosin, and bunazosin (exemplary of 2-substituted quinazoline compounds), and meobentine, and bethanidine and intermediates thereof Khashayar Karimian, Keshava Murthy 1997-11-11
5675006 Methods of making ureas and guanidines, including, terazosin, prazosin, doxazosin, tiodazosin, trimazosin, quinazosin, and bunazosin (exemplary of 2- substituted quinazoline compounds), and meobentine, and bethanidine and intermediates therefor Khashayar Karimian, Keshava Murthy 1997-10-07