IP Library › Patent Application 09945423
Patent Application Utility
App. No. 09/945,423 · Confirmation No. 2690

PROCESS FOR PRODUCING YELLOW IRON OXIDE PIGMENTS

Inventor: Ulrich Meisen
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2003-10-22 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-08-31 TRNA Transmittal of New Application 2 View
2001-08-31 SPEC Specification 20 View
2001-08-31 CLM Claims 5 View
2001-08-31 ABST Abstract 1 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.
09/945,423
Filed
2001-08-31
Granted
2004-02-10
Pub. No.
US20020088374A1
Art Unit
1755
PTA
-24 days