Trademark Overview
On Tuesday, October 21, 2025, a trademark application was filed for ENDOSTACH with the United States Patent and Trademark Office. The USPTO has given the ENDOSTACH trademark a serial number of 99453575. The federal status of this trademark filing is NON-FINAL ACTION - MAILED as of Friday, February 20, 2026. This trademark is owned by DPH BIOLOGICALS, LLC. The ENDOSTACH trademark is filed in the Chemical Products category with the following description:
Biofertilizers; Seed treatment chemicals for agricultural use; Chemical preparations for use in agriculture, horticulture and forestry, namely, chemical preparations for the treatment of seeds; Fertilizers; Soil amendments; Plant growth nutrients; Plant growth nutrients for biofertility seed treatment; fertilizers for domestic, horticultural and agricultural use; biofertilizers; biocontrol pesticides; soil amendments namely, soil additives and soil conditioners for agricultural, domestic and horticultural use; agricultural preparations for crops, namely, plant nutrition preparations applied to plants that improve plant finishing and growth potential while also providing adjuvants and antioxidants; nutrient and microbial preparations for the treatment of seeds use; Plant growth nutrients for nutrient and microbial preparations for the treatment of seeds, namely, plant growth nutrients and microbial inoculants for application to seeds used in agriculture use; Plant growth nutrients for ...
