Priority Date: 27.03.10 (US 20100661971)

INVERT EMULSION DRILLING FLUIDS AND METHODS OF DRILLING BOREHOLES

  • Application ID: EP11711967
  • Status: APPLICATION WITHDRAWN

Applicant

Attorneys

no operation time available
2 offices
active in Legal Services
no operation time available
2 offices
active in Legal Services

Specialization

This EP application has the IPC class C09 (DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR). A.A. Thornton & Co. is specialized in C09. A.A. Thornton & Co., A.A. Thornton & Co. is specialised in C09 (DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR). 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

  • 27.03.2010 - Priority Date (US 20100661971)
  • 06.10.2011 - Publication A1 (WO2011121278)
  • 06.02.2013 - Publication A1 (EP2553040)

IPC Classification