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

Patent Owner(s)

Patent Owner	Address
VENTRA GROUP INC	R R #1 75 REAGENS INDUSTRIAL BRADFORD ONTARIO L3Z 2A4

International Classification(s)

• B66F:HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERW....

• 1994 Application Filing Year
• B66F Class
• 87 Applications Filed
• 33 Patents Issued To-Date
• 37.94 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Sukonthapanich, Dusit	Newmarket, CA	10	223
# of filed Patents : 10 Total Citations : 223

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Patent Citation Ranking

• 3 Citation Count
• B66F Class

• 4.76 % this patent is cited more than
• 30 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: 5427355

Load rest ring for jack

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Abstract

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The invention is a load rest fastener for a screw jack comprising a broken wavy ribbon ring which may be inserted into a groove in the exterior surface of a column and a groove in the interior surface of a load rest flange.

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Description

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Claims

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Claims data not available

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Legal Events

 

• FPAY2006
• FPAY2002
• FPAY1998
• I1995
• STCF1995
• F1994
• PD1994
• AS1994

Date	Code	Event	Description
Nov 14, 2006	FPAY	FEE PAYMENT	year of fee payment: 12
Nov 29, 2002	FPAY	FEE PAYMENT	year of fee payment: 8
Dec 18, 1998	FPAY	FEE PAYMENT	year of fee payment: 4
Jun 27, 1995	I	Issuance
Jun 16, 1995	STCF	INFORMATION ON STATUS: PATENT GRANT	free format text: PATENTED CASE
May 19, 1994	F	Filing
May 19, 1994	PD	Priority Date
May 05, 1994	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:SUKONTHAPANICH, DUSIT;REEL/FRAME:007004/0457 Owner name: VENTRA GROUP, INC., CANADA Effective Date: May 05, 1994