1. The plaintiff's appeal and the defendant's appeal are dismissed, respectively.

2. The costs of appeal shall be borne by each party.

3. Judgment of the first instance.

1. Basic facts

A. On December 1, 2017, the Plaintiff (the Plaintiff A Co., Ltd. prior to the acceptance of the lawsuit) established B with the physical division of the household electric utility sector, and B took over the lawsuit of this case.

"Plaintiff" regardless of before and after the process of taking over a lawsuit;

(2) The Defendant (Defendant C Co., Ltd., prior to the filing of the lawsuit, established D through human division on August 4, 2015, and took over the lawsuit in this case; hereinafter “Defendant”) is a company engaging in manufacturing and selling electrical appliances, etc. as a business of manufacturing and selling electrical appliances.

B. The Plaintiff’s major contents (A. 1 and 2) 1: filing date/registration number 2) of the instant patent invention: F/ G/H 3; claims 1; Dolick lids which are opened and closed by the main body of the claim 1; Dolick lids which are confined separately from the main body of the claim 1; Dolick lids which are opened and closed within the main body of the instant patent invention; Dolick lids which are opened and operated by the main body of the instant patent invention; Dolick lids which are installed on the inside the main body of the instant patent invention by making it possible to revolving the instant lids, and are combined with the instant Dolick lids which are equipped with an electric device that is separated from the main body of the instant patent invention (hereinafter referred to as “the instant lid lid lid lid lid lid”).

【Request 2】 (The technology to which an omitted invention belongs and the previous technology related to this field are used to prevent accidents in a situation where the lids from the electric pressure lids that can be separated from the lids in the instant field are separated.