IP Library › Granted Patent US 6,685,027
Granted Patent Utility
US 6,685,027 · Confirmation No. 4222

METHOD OF CONCENTRATING PHOSPHATES FROM THEIR ORES

Inventor: Seng Yap
Patented Case View Patent ↗ View Publication ↗
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2020-06-09 SES.LOSS.ELC Notification of loss of entitlement to small entity status via Patent Application Information Retrieval (PAIR) 1 View
2012-05-31 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-05-31 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-05-25 PA.. Power of Attorney 3 View
2012-05-25 N417 Electronic Filing System Acknowledgment Receipt 2 View
2012-05-25 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2003-11-17 IFEE Issue Fee Payment (PTO-85B) 3 View
2001-08-09 TRNA Transmittal of New Application 5 View
2001-08-09 SPEC Specification 12 View
2001-08-09 CLM Claims 3 View
2001-08-09 ABST Abstract 1 View
2001-08-09 DRW Drawings-only black and white line drawings 3 View
2001-08-09 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,685,027
App. No.
09/925,787
Filed
2001-08-09
Granted
2004-02-03
Pub. No.
US20030042177A1
Art Unit
1724
PTA
0 days