IP Library › Granted Patent US 6,649,939
Granted Patent Utility PCT National Stage
US 6,649,939 · Confirmation No. 6877

LIGHT-EMITTING DIODE WITH A STRUCTURED SURFACE

Inventor: Ralph Wirth
Patented Case View Patent ↗
⬇ PDF
 Code Description Pages PDF
2003-09-22 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-06-25 LET. Miscellaneous Incoming Letter 44 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 6,649,939
App. No.
10/070,584
Filed
2002-06-25
Effective Filing
2002-03-08
Granted
2003-11-18
Examiner
TRAN, TAN N
Art Unit
2826
PTA
-28 days