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PATENT REGISTER
Status Lapsed Patent No. 4291956
Application No. 22702526.9 Date of Filing 27/01/2022
Date Grant Published 20/11/2024 Application Published 20/12/2023
Title of Invention CLEANING BLADE, LUBRICANT LEVELING BLADE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
Priority
Priority Country Filing Date Application No.
 Japan  15/02/2021  2021021849
 Japan  29/06/2021  2021107228
Inventors OHMORI, Masahiro
JURI, Keiichiro
KIMURA, Hideki
Current Proprietor Ricoh Company, Ltd.
3-6, Nakamagome 1-chome Ohta-ku
Tokyo 143-8555
JAPAN
Publication Language English
Translation Received Date
31/10/2025 Patent lapsed due to non-payment of Patent Renewal Fee in respect of year 4.
31/10/2025 Patent lapsed due to non-payment of Patent Renewal Fee in respect of year 4.