IP Library › Patent Application 09352239
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App. No. 09/352,239 · Confirmation No. 2003

ADSORBENT FILTRATION SYSTEM FOR TREATING USED COOKING OIL OR FAT IN FRYING OPERATIONS

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗
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1999-07-13 LET. Miscellaneous Incoming Letter 25 View
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Quick Facts
App. No.
09/352,239
Filed
2001-07-13
Effective Filing
1999-07-13
Granted
2002-04-09
Art Unit
1761
PTA
0 days