Drawing for MULTI-LOUVER

USPTO serial 71548535

MULTI-LOUVER

Reviewed by CopyMark Law Group

Reg. 0564258Status 900
Filing date
Status date
Registration date
Sep 23, 1952
Examiner
Law office

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This page summarizes the public USPTO record for this serial number, including owners, goods and services, and prosecution history.

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Owner

Goods and services

ClassDescriptionStatusFirst use
002DEWATERING TANKS, SAID TANKS BEING EMPLOYED FOR SEPARATING SOLID MATERIAL IN SLUDGE, AND THE LIKE, FROM WATER, A TYPICAL SEPARATOR CONSISTING OF A TANK FOR RECEIVING SLUDGE FROM A DUST COLLECTOR OR OTHER SLUDGE-FORMING APPARATUS AND BEING PROVIDED WITH A SERIES OF LOUVERS DIRECTED DOWNWARDLY TO PERMIT THE FLOW OF WATER UPWARDLY INTO THE INTERIOR OF A LOUVER-EQUIPPED PASSAGE, SO THAT WATER MAY ESCAPE WHILE THE SLUDGE IS RETAINED IN THE SEPARATOR TANKEXPIRED

Related trademarks

CopyMark links this record to cited §2(d) serials, the owner's other marks, Nice classes, similar mark names, and recently changed USPTO applications.

Prosecution history

DateCodeEventWhat it means
Jun 28, 1993EXRGEXPIRED SEC. 9
Sep 23, 1972REN1REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)

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