IP Library › Granted Patent US 6,581,862
Granted Patent Utility
US 6,581,862 · Confirmation No. 4794

HORIZONTAL SHAFT IMPACT ROCK CRUSHER WITH BREAKER PLATE REMOVAL FEATURE

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2011-12-09 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2011-12-09 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2011-12-01 PA.. Power of Attorney 1 View
2011-12-01 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2011-12-01 N417 Electronic Filing System Acknowledgment Receipt 2 View
2002-04-29 TRNA Transmittal of New Application 4 View
2002-04-29 DRW Drawings-only black and white line drawings 3 View
2002-03-15 TRNA Transmittal of New Application 6 View
2002-03-15 ADS Application Data Sheet 2 View
2002-03-15 SPEC Specification 6 View
2002-03-15 CLM Claims 4 View
2002-03-15 ABST Abstract 2 View
2002-03-15 DRW Drawings-only black and white line drawings 1 View
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Quick Facts
Patent No.
US 6,581,862
App. No.
10/063,065
Filed
2002-03-15
Granted
2003-06-24
Examiner
HUSAR, JOHN
Art Unit
3725
PTA
-1 days