famous joynagar confectionery prepared date palm jaggery nalen puffed rice geographical indication patent awarded patent produce bengal darjeeling pipeline patent bardhamaner sithabhog shaktigarer lyangcha mursidabad silk patent means product made area copied countries registered product darjeeling patent registered product countries germany russia federation association cottage small scale industries facsi started awareness sensitization program confectioners make joynagarer told details intellectual property rights held joynagar-majilpur municipality area ashok kumar ghosh krishna mistanna bhandar oldest shop joynagar felt boost poor sweet shop owners keeping alive bengal's legacy shop established father earlier babus kolkata order huge quantities poush sankranti fake products made state putting identity stake ghosh attended awareness program conducted facsi patent office sweet shops joynagar bahura charan make delicacy discuss issue patent added ghosh pointed joynagarer made special brand aromatic rice called kanakchur nalen made facsi president sukhendu bikash ghose organization facilitator patent joynagarer confectioners association patent associations mandate department msme union government facilitate patent ethnic products news courtesy times india 