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

Patent Owner(s)

Patent Owner	Address
DE POAN PNEUMATIC CORP	NO 81 MUSEUM RD BALI DIST NEW TAIPEI CITY

International Classification(s)

• B25C:HAND-HELD NAILING OR STAPLING TOOLS; MANUALLY -OPE....

• 2010 Application Filing Year
• B25C Class
• 96 Applications Filed
• 69 Patents Issued To-Date
• 71.88 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Wu, I-Tsung	Taipei Hsien, TW	39	185
# of filed Patents : 39 Total Citations : 185

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Patent Citation Ranking

• 2 Citation Count
• B25C Class

• 1.27 % this patent is cited more than
• 13 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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
April 24, 2012	US,8162195,B2   US8162195B2	GRANTED PATENT AS SECOND PUBLICATION
November 03, 2011	US,20110266327,A1   US20110266327A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8162195

Trigger valve controlling device for pneumatic nail gun

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Abstract

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A trigger valve controlling device for a pneumatic nail gun includes a main air passageway, a valve sleeve and a main air valve opening. The valve sleeve separates the main air passageway into a front passageway, a middle chamber and a rear passageway. After hitting nails, a high pressure air in the trigger valve controlling device is capable of driving a hitting bar of the pneumatic nail gun to move upward to reset.

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Description

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Claims

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Legal Events

 

• STCH2020
• LAPS2020
• FEPP2019
• FPAY2015
• I2012
• STCF2012
• P2011
• F2010
• PD2010
• AS2009

Date	Code	Event	Description
Oct 05, 2020	STCH	INFORMATION ON STATUS: PATENT DISCONTINUATION	free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362
Jun 01, 2020	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: SMALL ENTITY
Dec 16, 2019	FEPP	FEE PAYMENT PROCEDURE	free format text: MAINTENANCE FEE REMINDER MAILED (ORIGINAL EVENT CODE: REM.); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY
Aug 23, 2015	FPAY	FEE PAYMENT	year of fee payment: 4
Apr 24, 2012	I	Issuance
Apr 04, 2012	STCF	INFORMATION ON STATUS: PATENT GRANT	free format text: PATENTED CASE
Nov 03, 2011	P	Published
May 03, 2010	F	Filing
May 03, 2010	PD	Priority Date
Dec 14, 2009	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:WU, I-TSUNG;REEL/FRAME:024323/0250 Owner name: DE POAN PNEUMATIC CORP., TAIWAN Effective Date: Dec 14, 2009