Trademark Overview
On Wednesday, December 31, 2025, a trademark application was filed for ESTEK with the United States Patent and Trademark Office. The USPTO has given the ESTEK trademark a serial number of 99572944. The federal status of this trademark filing is NEW APPLICATION - RECORD INITIALIZED NOT ASSIGNED TO EXAMINER as of Wednesday, December 31, 2025. This trademark is owned by PT Estek Solar Energy. The ESTEK trademark is filed in the Computer & Software Products & Electrical & Scientific Products and Rubber Products categories with the following description:
Protective films adapted for smartphones; Scientific apparatus, namely, cellular mixed ester membranes for use in the science and research industry; Photovoltaic inverters; Solar-powered rechargeable batteries; Solar-powered battery chargers; Photovoltaic solar panels for the production of electricity; Solar panels for the production of electricity; Photovoltaic modules; Solar batteries; Crystalline silicon solar cells; Photovoltaic solar modules for production of electricity; Photovoltaic cells
Semi-finished plastic films and sheets to be used in solar or photovoltaic modules; Substrates primarily of ceramic, silicon and non-metals for electrical or thermal insulation of solar cells, photovoltaic cells, and solar collectors; Synthetic polymer thin film coatings in the nature of electrical insulation for use in the manufacture of industrial products; Plastic films for use in manufacture; Synthetic resins, semi-processed; Semi-processed films of plastic in the nature of filtering materials in production of photovoltaic solar panels, modules, cells for production of electricity; Insulating refractory materials; Insulating materials; Insulating film; Insulating coatings; Insulating tapes; Electromagnetic interference (EMI) shielding films