IP Library › Granted Patent US 6,712,087
Granted Patent Utility
US 6,712,087 · Confirmation No. 4515

ROTARY VALVE ASSEMBLY FOR PRESSURE SWING ADSORPTION SYSTEM

Patented Case View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2010-02-08 C.AD Change of Address 1 View
2010-02-08 N417 Electronic Filing System Acknowledgment Receipt 2 View
2004-01-23 LET. Miscellaneous Incoming Letter 2 View
2004-01-23 DRW Drawings-only black and white line drawings 1 View
2003-11-10 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-05-10 TRNA Transmittal of New Application 7 View
2002-05-10 A.PE Preliminary Amendment 4 View
2002-05-10 SPEC Specification 32 View
2002-05-10 CLM Claims 9 View
2002-05-10 ABST Abstract 1 View
2002-05-10 DRW Drawings-only black and white line drawings 10 View
2002-05-10 OATH Oath or Declaration filed 5 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 6,712,087
App. No.
10/143,373
Filed
2002-05-10
Granted
2004-03-30
Pub. No.
US20020124885A1
Art Unit
3753
PTA
-68 days