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BIOPAK TECHNOLOGY LTD

Overview
  • Total Patents
    59
About

BIOPAK TECHNOLOGY LTD has a total of 59 patent applications. Its first patent ever was published in 1989. It filed its patents most often in EPO (European Patent Office), Australia and United States. Its main competitors in its focus markets macromolecular chemistry and polymers, basic materials chemistry and chemical engineering are CHRONOPOL INC, NANJING CONCORD FERTILIZER CHEMISTRY LTD and YUNNAN ZHENGBANG TECH CO LTD.

Patent filings per year

Chart showing BIOPAK TECHNOLOGY LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sinclair Richard G 40
#2 Lipinsky Edward S 26
#3 Markle Richard A 21
#4 Cheung Alex 18
#5 Hillman Melville E D 17
#6 Benecke Herman P 16
#7 Cremeans George E 16
#8 Eggeman Timothy J 8
#9 Evanko William A 8
#10 Verser Dan W 8

Latest patents

Publication Filing date Title
US5420304A Method to produce cyclic esters
WO9406866A1 Degradation control of environmentally degradable disposable materials
CA2142631A1 Degradable polymer composition
CA2132843A1 Process for the production of cyclic esters from hydroxy acids and derivatives therefrom
US5319107A Method to produce cyclic esters
US5332839A Catalytic production of lactide directly from lactic acid
US5274127A Lactide production from dehydration of aqueous lactic acid feed
US5252642A Degradable impact modified polyactic acid
US5216050A Blends of polyactic acid
US5180765A Biodegradable packaging thermoplastics from lactides
PT91598A Process for the preparation of degradable lactide thermoplastics
CA1339026C Degradable thermoplastics from lactides
EP0428620A1 A method of plasticizing lactide polymers.