IP Library › Granted Patent US 6,619,316
Granted Patent Utility
US 6,619,316 · Confirmation No. 2039

CHECK VALVE HAVING ADJUSTABLE LIFT, PACKING ASSEMBLY, AND RETROFIT KIT FOR SAME

Patented Case View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2014-08-26 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2014-08-26 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2014-07-31 PA.. Power of Attorney 1 View
2014-07-31 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2014-07-31 N417 Electronic Filing System Acknowledgment Receipt 2 View
2005-12-30 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2005-03-30 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2003-07-18 LET. Miscellaneous Incoming Letter 1 View
2003-07-18 DRW Drawings-only black and white line drawings 4 View
2003-07-18 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-12-20 TRNA Transmittal of New Application 3 View
2001-12-20 SPEC Specification 7 View
2001-12-20 CLM Claims 4 View
2001-12-20 ABST Abstract 1 View
2001-12-20 DRW Drawings-only black and white line drawings 4 View
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this application's details
Quick Facts
Patent No.
US 6,619,316
App. No.
10/027,680
Filed
2001-12-20
Granted
2003-09-16
Pub. No.
US20030116198A1
Art Unit
3753
PTA
-1 days