IP Library Granted Patent US 6,579,338
Granted Patent Utility
US 6,579,338 · Confirmation No. 5540

CONTROLLED RELEASE UREA-FORMALDEHYDE LIQUID FERTILIZER RESINS WITH HIGH NITROGEN LEVELS

⬇ PDF
Code Description Pages PDF
2015-03-02 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2011-10-04 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2011-10-04 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2011-09-26 PA.. Power of Attorney 1 View
2011-09-26 R3.73 Assignee showing of ownership per 37 CFR 3.73 3 View
2011-09-26 N417 Electronic Filing System Acknowledgment Receipt 2 View
2008-08-06 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2001-06-29 TRNA Transmittal of New Application 2 View
2001-06-29 A.PE Preliminary Amendment 2 View
2001-06-29 SPEC Specification 8 View
2001-06-29 CLM Claims 3 View
2001-06-29 ABST Abstract 1 View
2001-06-29 OATH Oath or Declaration filed 3 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 6,579,338
App. No.
09/893,468
Filed
2001-06-29
Granted
2003-06-17
Pub. No.
US20010049952A1
Art Unit
1754
PTA
-107 days