1. The decision made by the Intellectual Property Tribunal on February 26, 2018 on a case No. 2016 won455 shall be revoked.

2. The costs of lawsuit shall be.

1. Basic facts

(a) Application number 1) / filing date of the application of the pending service mark 1: The integrated construction business, construction machinery and equipment installation business, concrete construction business, building construction business, elevator installation and repair business, kitchen installation and repair business, building remodelling business, heating apparatus installation and repair business, playter installation and repair business, security device repair business, rent business, new and renewable energy (so-called solar power generation facility construction business, solar power generation facility construction business, solar power generation business, building cleaning and maintenance service business, apartment construction business, building basic construction business, laundry business, apartment remodeling business, officetel construction business, telecommunication business, classification of service business

(b) 1) Prior-registered service mark 1) filing date and registration date/registration number: 36: Building sale business, real estate management business, real estate brokerage business, office rent business, apartment house management business, apartment house rental business, housing management business, housing management business, housing brokerage business, and veterinary market management business: D2) filing date/registration date/registration number: (c) designated service business: building sale business, real estate management business, real estate brokerage business, office rental business, apartment house rental business, apartment house management business, apartment house management business, housing management business, registration number 3 (a) registration number: housing management business, housing management business, housing management business, housing management business, 4) registration number of 36 category category category classified into service business: 36 category classification of service business; (d) registration number of apartment house management business; (b) registration number of apartment house management business; (3) registration number of 4 category / lease business; (b) registration number of apartment house management business; (3) registration number of apartment house management business; (3) registration number of apartment house management business;