IP Library › Granted Patent US 6,406,678
Granted Patent Utility Small
US 6,406,678 · Confirmation No. 7909

PROCESS FOR PRODUCTION OF HIGH PURITY AMORPHOUS SILICA FROM BIOGENIC MATERIAL

Inventor: Larry W. Shipley
Patented Case View Patent ↗
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 Code Description Pages PDF
2001-03-26 TRNA Transmittal of New Application 3 View
2001-03-26 SPEC Specification 10 View
2001-03-26 CLM Claims 3 View
2001-03-26 ABST Abstract 1 View
2001-03-26 OATH Oath or Declaration filed 4 View
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Quick Facts
Patent No.
US 6,406,678
App. No.
09/817,519
Filed
2001-03-26
Granted
2002-06-18
Art Unit
1754
PTA
0 days