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PROCESS CHAMBER HAVING IMPROVED TEMPERATURE CONTROL

09/82,430 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed May 20, 1998
Examiner STEVEN H VERSTEEG
Class 118
Art Group 1753
Patent No. 6,440,221
Case Type Utility - 118/724000
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent 08/893,393 Patented
Parent 08/733,555 Patented
Parent 08/648,254 Patented
Last Updated: 4 years, 8 months ago
Date # Transaction