IP Library › Patent Application 09937861
Patent Application Utility PCT National Stage
App. No. 09/937,861 · Confirmation No. 8846

METHOD AND AIR SEPARATOR FOR CLASSIFYING CHARGING MATERIAL REDUCED IN SIZE

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗
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 Code Description Pages PDF
2009-12-14 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-12-14 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-12-04 C.AD Change of Address 1 View
2009-12-04 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2009-12-04 PA.. Power of Attorney 1 View
2009-12-04 N417 Electronic Filing System Acknowledgment Receipt 2 View
2003-08-07 A.NA Amendment after Notice of Allowance (Rule 312) 1 View
2003-08-07 REM Applicant Arguments/Remarks Made in an Amendment 2 View
2003-08-07 LET. Miscellaneous Incoming Letter 3 View
2002-04-10 LET. Miscellaneous Incoming Letter 27 View
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Quick Facts
App. No.
09/937,861
Filed
2002-04-10
Effective Filing
2001-09-28
Granted
2003-11-11
Art Unit
3653
PTA
-124 days