Priority Date: 24.05.04 (US 20040852461)

Subterranean fluids and methods of cementing in subterranean formations

  • Application ID: EP15150852
  • Status: APPLICATION DEEMED TO BE WITHDRAWN

Applicant

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Specialization

This patent has the IPC combination C04 (CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES) and C09 (DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR) is specialized in the combination C04 and C09. We found, that Engel Patentanwaltskanzlei, Dr. Solf & Zapf, Demski & Nobbe, Weser & Kollegen, Cabinet Michel Richebourg and 3 others are specialized in all of these IPC classes. For a similar patent, they might be a good choice.

Timeline

  • 24.05.2004 - Priority Date (US 20040852461)
  • 15.04.2015 - Publication A2 (EP2860164)
  • 17.06.2015 - Publication A3 (EP2860164)

IPC Classification