Auction of electricity and natural gas contracts via an interactive global computer network, specifically excluding the estimating and preparing of construction bid proposals

'auction':1 'bid':22 'comput':12 'construct':21 'contract':7 'electr':3 'estim':17 'exclud':15 'gas':6 'global':11 'interact':10 'natur':5 'network':13 'prepar':19 'propos':23 'specif':14 'via':8

Computer software for use in facilitating electronic energy transactions via a global computer network, but excluding estimating and preparing construction bid proposals

'bid':21 'comput':1,13 'construct':20 'electron':7 'energi':8 'estim':17 'exclud':16 'facilit':6 'global':12 'network':14 'prepar':19 'propos':22 'softwar':2 'transact':9 'use':4 'via':10

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