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

Patent Owner(s)

Patent Owner	Address
PGI INTERNATIONAL LTD	16101 VALLEN DRIVE HOUSTON TX 77041

International Classification(s)

• H04N:PICTORIAL COMMUNICATION, e.g. TELEVISION

• 2008 Application Filing Year
• H04N Class
• 7738 Applications Filed
• 5373 Patents Issued To-Date
• 69.44 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Nimberger, Spencer M	Houston, US	101	1329
# of filed Patents : 101 Total Citations : 1329

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Apr 22, 2025

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 11.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
October 22, 2013	US,8564658,B2   US8564658B2	GRANTED PATENT AS SECOND PUBLICATION
March 25, 2010	US,20100073473,A1   US20100073473A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8564658

NH3 distributor monitoring system and method

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Abstract

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An anhydrous ammonia distribution system includes a portable nurse tank 12 powered by an operator cab 13. One or more distributors 22 receive anhydrous ammonia from the nurse tank, and a plurality of knife hoses 30 deliver anhydrous ammonia from a distributor to a selected number of knives 31 for delivery to the field. Pressure gauge 32, 34 is provided for monitoring pressure at one or more distributors, and a camera 42 positioned within enclosure 40 transmits a reading from the pressure gauge to the operator cab, thereby alerting the operator to a malfunction in the delivery system.

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Description

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Claims

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Claims data not available

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Legal Events

 

• STCH2017
• LAPS2017
• FP2017
• REMI2017
• I2013
• AS2013
• P2010
• F2008
• AS2008

Date	Code	Event	Description
Nov 20, 2017	STCH	INFORMATION ON STATUS: PATENT DISCONTINUATION	free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362
Nov 20, 2017	LAPS	LAPSE FOR FAILURE TO PAY MAINTENANCE FEES	free format text: PATENT EXPIRED FOR FAILURE TO PAY MAINTENANCE FEES (ORIGINAL EVENT CODE: EXP.)
Oct 22, 2017	FP	LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE	Effective Date: Oct 22, 2017
Jun 02, 2017	REMI	MAINTENANCE FEE REMINDER MAILED
Oct 22, 2013	I	Issuance
May 17, 2013	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:WOOD, DAVID;HORTON, COLIN;REEL/FRAME:030558/0040 Owner name: ASSA ABLOY AUSTRALIA PTY LTD, AUSTRALIA Effective Date: May 17, 2013
Mar 25, 2010	P	Published
Sep 22, 2008	F	Filing
Sep 22, 2008	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:NIMBERGER, SPENCER M.;REEL/FRAME:021565/0164 Owner name: PGI INTERNATIONAL, LTD.,TEXAS Effective Date: Sep 22, 2008 free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:NIMBERGER, SPENCER M.;REEL/FRAME:021565/0164 Owner name: PGI INTERNATIONAL, LTD., TEXAS Effective Date: Sep 22, 2008