Trademark Overview
On Wednesday, July 30, 2025, a trademark application was filed for OST with the United States Patent and Trademark Office. The USPTO has given the OST trademark a serial number of 79432465. The federal status of this trademark filing is NON-FINAL ACTION COUNTED - NOT MAILED as of Thursday, December 18, 2025. This trademark is owned by Essilor International. The OST trademark is filed in the Medical Instrument Products and Medical & Beauty Services & Agricultural Services categories with the following description:
Services of opticians, optometrists and other ophthalmic optics professionals; information and advice in the field of ophthalmic optics; information and advice on eye protection, visual correction and visual comfort; eye examination and visual diagnostic services; services for screening for visual defects and disorders.
Medical apparatus and instruments; ophthalmological apparatus and instruments; medical imaging apparatus for ophthalmological use; apparatus for eye examinations; apparatus for detecting defects and disorders of vision; apparatus for measuring and testing visual acuity and vision; apparatus and instruments for examining vision, in particular for examining visual behaviour; medical apparatus and instruments for detecting and measuring eye and head movements in response to visual stimuli; parts and components of all the aforesaid goods, namely: forehead rests, chin rests and nose supports; reading scales; removable dividers and covers for vision tests; lamps for medical purposes; special furniture for medical purposes; medical examination tables; armchairs for medical purposes.
