Resources Contact Us Home Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE     Inventor: Rathmell; James J. Address: Rockwall, TX No. of patents: 1 Patents: Patent Number Title Of Patent Date Issued 5445228 Method and apparatus for formation sampling during the drilling of a hydrocarbon well August 29, 1995 A tool for obtaining samples of the formation surrounding the wellbore, and method of obtaining such samples, is disclosed. The tool is implemented within a sub in a bottomhole assembly, preferably within side-pocket mandrels in the outer surface of drill collar pipe. The tool includes a       Recently Added Patents Lithographic apparatus and method Disk device, and position determination method for pickup head Octahydro-pyrrolo[3,4-c]pyrrole CCR5 receptor antagonists Multi-state EEPROM having write-verify control circuit Method for manufacturing isotope-doped carbon nanotubes Hydraulic optical focusing-stabilizer Camera with image enhancement functions   Randomly Featured Patents Method for drawing a pattern by charged beam and its apparatus Catoptric zoom optical device Container closure Archery bow limb construction Modifying agents for ion-leachable cement compositions Elastomeric band Shoe upper Oversize laser mailer and return envelope and method DHCP message based notification system which prevents registration of unauthorized users while concurrently providing an IP address Video transcript retriever © 2006. PatentGenius. All Rights Reserved.