IP Library › Granted Patent US 6,409,430
Granted Patent Utility PCT National Stage
US 6,409,430 · Confirmation No. 8409

WELHEAD TEMPLATES

Inventor: Paul M Shepherd
Patented Case View Patent ↗
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2001-01-25 LET. Miscellaneous Incoming Letter 17 View
2001-01-25 LET. Miscellaneous Incoming Letter 17 View
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Quick Facts
Patent No.
US 6,409,430
App. No.
09/720,987
Filed
2001-01-25
Granted
2002-06-25
Art Unit
3673
PTA
0 days