Priority Date: 08.09.11 (US 201113227949)

LITHOLOGY AND BOREHOLE CONDITION INDEPENDENT METHODS FOR LOCATING TAGGED PROPPANT IN INDUCED SUBTERRANEAN FORMATION FRACTURES

  • Application ID: EP12829818
  • Status: APPLICATION WITHDRAWN

Attorney

Employment test 51 - 200 employees
Company dna carpmarls and ransford
operating since 1848
Headquarter in London and 2 offices
active in Legal Services and IP Consulting

Specialization

This EP application has the IPC class E21 (EARTH OR ROCK DRILLING; MINING). Here you find a list of all patent agent firms which are specialized in this IPC class. For a similar patent, they might be a good choice.

Timeline

  • 08.09.2011 - Priority Date (US 201113227949)
  • 14.03.2013 - Publication A1 (WO2013036327)
  • 16.07.2014 - Publication A1 (EP2753793)

IPC Classification