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Prior art for an oil and gas lease and royalty management software program
US8249994 Claim 19 appears to claim no more than: A mineral lease management system (managing information about oil and gas leases and wells) Allowing a user to input data about a lease over the ...
Nov 9 '12 at 14:14
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System for management of oil and gas mineral interests
Aug 21, 2012
Apr 5, 2007
Apr 5, 2007
Willam R. Sinclair,
Robert E. W. Sinclair
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