IP Library › Granted Patent US 6,797,785
Granted Patent Utility PCT National Stage
US 6,797,785 · Confirmation No. 2571

NOVEL METHODS FOR SYNTHESIZING POLYVINYL AMINE (PVA) TYPE FLOCCULATING AND COAGULATING AGENTS, NOVEL AGENTS THUS OBTAINED, USES THEREOF AND IMPROVED PAPER TYPES THUS OBTAINED

Patented Case View Patent ↗
⬇ PDF
 Code Description Pages PDF
2004-03-16 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-12-31 ABST Abstract 1 View
2001-12-31 LET. Miscellaneous Incoming Letter 63 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 6,797,785
App. No.
09/926,245
Filed
2001-12-31
Effective Filing
2001-09-28
Granted
2004-09-28
Art Unit
1713
PTA
0 days