IP Library › Patent Application 10181645
Patent Application Utility PCT National Stage
App. No. 10/181,645 · Confirmation No. 6711

PRESSURE RELIEF VALVE WITH A SPRING-LOADED MEMBRANE CLOSING BODY

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2022-03-23 WFEE Fee Worksheet (SB06) 1 View
2004-04-12 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-07-18 TRNA Transmittal of New Application 4 View
2002-07-18 A.PE Preliminary Amendment 6 View
2002-07-18 SPEC Specification 5 View
2002-07-18 CLM Claims 2 View
2002-07-18 ABST Abstract 1 View
2002-07-18 DRW Drawings-only black and white line drawings 5 View
2002-07-18 OATH Oath or Declaration filed 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
App. No.
10/181,645
Filed
2002-07-18
Granted
2004-09-14
Pub. No.
US20030000583A1
Art Unit
3753
PTA
-4 days