Serial #74429753 Trademark
Serial Number: 74429753
Serial #74429753 is a trademark filed by
Dryden Engineering Co., Inc.
on August 30, 1993. The trademark is classified under Class 40 (Treatment & Processing).
The application is currently no longer active.
Trademark Classes
Owner Contact Info
Dryden Engineering Co., Inc.
(4 trademarks)
3350 Scott Blvd., #18
Santa Clara, CA 95054
Entity Type: 03
Trademark Details
Filing Date
August 30, 1993
Registration Date
Not Registered
Goods & Services
prevention of particulate contamination in cleanrooms
Filing History
ABANDONMENT - FAILURE TO RESPOND OR LATE RESPONSE
Dec 8, 1994 ABN2
NON-FINAL ACTION MAILED
Mar 9, 1994 CNRT
ASSIGNED TO EXAMINER
Dec 20, 1993 DOCK
