IP Library › Granted Patent US 6,672,336
Granted Patent Utility
US 6,672,336 · Confirmation No. 5388

DUAL RANDOM ACCESS, THREE-WAY ROTARY VALVE APPARATUS

Inventor: Jon A. Nichols
Patented Case View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2009-08-07 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-08-07 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-07-30 PA.. Power of Attorney 2 View
2009-07-30 R3.73 Assignee showing of ownership per 37 CFR 3.73 3 View
2009-07-30 N417 Electronic Filing System Acknowledgment Receipt 2 View
2003-11-14 IFEE Issue Fee Payment (PTO-85B) 2 View
2003-11-14 LET. Miscellaneous Incoming Letter 1 View
2003-11-14 DRW Drawings-only black and white line drawings 9 View
2002-02-08 TRNA Transmittal of New Application 2 View
2002-02-08 A.PE Preliminary Amendment 18 View
2002-02-08 DRW Drawings-only black and white line drawings 4 View
2001-11-28 TRNA Transmittal of New Application 2 View
2001-11-28 SPEC Specification 23 View
2001-11-28 CLM Claims 14 View
2001-11-28 ABST Abstract 1 View
2001-11-28 DRW Drawings-only black and white line drawings 5 View
2001-11-28 OATH Oath or Declaration filed 2 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 6,672,336
App. No.
09/998,529
Filed
2001-11-28
Granted
2004-01-06
Pub. No.
US20030098076A1
Examiner
FOX, JOHN C
Art Unit
3753
PTA
-14 days