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• 15 United States
• 10 France
• 8 Japan
• 7 China
• 5 Korea
• 2 Other

Patent Owner(s)

Patent Owner	Address
WILHELM ENVIRONMENTAL TECHNOLOGIES INC	3914 PROSPECT STREET INDIANAPOLIS IN 46206

International Classification(s)

• B03C:MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATE....

• 1992 Application Filing Year
• B03C Class
• 59 Applications Filed
• 19 Patents Issued To-Date
• 32.21 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Wright, Robert A	Indianapolis, IN	34	402
# of filed Patents : 34 Total Citations : 402

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Patent Citation Ranking

• 6 Citation Count
• B03C Class

• 4.17 % this patent is cited more than
• 31 Age

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge after expiration - Late payment is unavoidable	$700.00	$350.00	$175.00
Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

Full Text

US Patent No: 7251453

Mobile marine communications apparatus and method for use of same

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Abstract

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A marine radio wireless communication system (10) incorporating a remote wireless handset (26) and a fixed mount marine radio (18) for wireless communication on board a waterborne vessel (12) is disclosed. At least one marine radio remote wireless handset (26) is associated with and wirelessly linked to the fixed mount marine radio (18) for onboard remote acoustic communications between the two. Each fixed mount marine radio (18) and marine radio remote wireless handset (26) incorporates a speaker (80, 106) and a microphone (72, 102).

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Description

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Claims

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Legal Events

 

• LAPS2019
• STCH2019
• FP2019
• FEPP2019
• FPAY2015
• FPAY2011
• I2007
• STCF2007
• F2005
• AS2005
• PD2002

Date	Code	Event	Description
Sep 02, 2019	LAPS	LAPSE FOR FAILURE TO PAY MAINTENANCE FEES	free format text: PATENT EXPIRED FOR FAILURE TO PAY MAINTENANCE FEES (ORIGINAL EVENT CODE: EXP.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY
Sep 02, 2019	STCH	INFORMATION ON STATUS: PATENT DISCONTINUATION	free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362
Jul 31, 2019	FP	LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE	Effective Date: Jul 31, 2019
Mar 18, 2019	FEPP	FEE PAYMENT PROCEDURE	free format text: MAINTENANCE FEE REMINDER MAILED (ORIGINAL EVENT CODE: REM.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY
Feb 02, 2015	FPAY	FEE PAYMENT	year of fee payment: 8
Jan 24, 2011	FPAY	FEE PAYMENT	year of fee payment: 4
Jul 31, 2007	I	Issuance
Jul 11, 2007	STCF	INFORMATION ON STATUS: PATENT GRANT	free format text: PATENTED CASE
Apr 20, 2005	F	Filing
Apr 15, 2005	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:NEWMAN, KENT DAVID;CROCKER, TODD WILLIAM;REEL/FRAME:016492/0388 Owner name: UNIDEN AMERICAN CORPOATION, TEXAS Effective Date: Apr 15, 2005
Jul 26, 2002	PD	Priority Date