Priority Date: 20.12.11 (US 201113330676)

USING HIGHER ORDER HARMONICS TO DETERMINE ACOUSTIC IMPEDANCE OF MATERIAL BEHIND BOREHOLE CASINGS

  • Application ID: EP12859886
  • Status: █ GRANT OF PATENT INTENDED

Applicants

Technology company logo small
Services Pétroliers Schlumberger SA
Technology Company
Technology company logo small
Schlumberger Technology B.V.
Technology Company
Technology company logo small
Schlumberger Holdings Limited
Technology Company

Attorneys

Missing person image small
Martin Rzaniak
no operation time available
Etudes & Productions Schlum...
1 office
Technology Company
Missing person image thumb Missing person image thumb Missing person image thumb
Technology company logo thumb
no operation time available
Schlumberger Cambridge Rese...
2 offices
Technology Company

Specialization

This EP application has the IPC class G01 (MEASURING; TESTING). Schlumberger Cambridge Research Ltd and Etudes & Productions Schlumberger are specialized in G01. Etudes & Productions Schlumberger is specialised in G01 (MEASURING; TESTING). 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

  • 20.12.2011 - Priority Date (US 201113330676)
  • 27.06.2013 - Publication A2 (WO2013096358)
  • 29.10.2014 - Publication A2 (EP2795368)

IPC Classification