IP Library › Granted Patent US 6,503,244
Granted Patent Utility
US 6,503,244 · Confirmation No. 4914

HIGH PRESSURE INJECTION SYSTEM

Inventor: Douglas Ray Hayman
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2009-07-22 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2001-03-07 TRNA Transmittal of New Application 3 View
2001-03-07 SPEC Specification 12 View
2001-03-07 CLM Claims 5 View
2001-03-07 ABST Abstract 1 View
2001-03-07 DRW Drawings-only black and white line drawings 4 View
2001-03-07 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,503,244
App. No.
09/801,480
Filed
2001-03-07
Granted
2003-01-07
Pub. No.
US20020128631A1
Art Unit
3752
PTA
-113 days