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DEVELOPING UNIT AND IMAGE FORMING APPARATUS USING THE SAME

09/950,701 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed Sept. 13, 2001
Examiner SUSAN SHUK YIN LEE
Class 399
Art Group 2852
Patent No. 6,473,586
Case Type Utility - 399/277000
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child P 2001-058012
Last Updated: 4 years, 11 months ago
Date # Transaction