IP Library › Granted Patent US 6,704,587
Granted Patent Utility PCT National Stage
US 6,704,587 · Confirmation No. 8946

DUAL FUNCTION ASSAY DEVICE

Patented Case View Patent ↗
⬇ PDF
 Code Description Pages PDF
2019-07-30 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2019-07-30 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2019-07-25 PA.. Power of Attorney 1 View
2019-07-25 N417 Electronic Filing System Acknowledgment Receipt 2 View
2019-07-25 R3.73 Assignee showing of ownership per 37 CFR 3.73 3 View
2004-01-20 IFEE Issue Fee Payment (PTO-85B) 2 View
2004-01-20 LET. Miscellaneous Incoming Letter 1 View
2004-01-20 DRW Drawings-only black and white line drawings 5 View
2002-05-21 LET. Miscellaneous Incoming Letter 39 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 6,704,587
App. No.
09/937,865
Filed
2002-05-21
Effective Filing
2001-09-28
Granted
2004-03-09
Art Unit
3736
PTA
0 days