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

Patent Owner(s)

Patent Owner	Address
ASAHI DENKA KOGYO K K	TOKYO

International Classification(s)

• C08G:MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN B....
• C08L:COMPOSITIONS OF MACROMOLECULAR COMPOUNDS

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Ando, Kazuhiko	Tokyo, JP	11	67
# of filed Patents : 11 Total Citations : 67
Suzuki, Hiroshi	Tokyo, JP	997	14336
# of filed Patents : 997 Total Citations : 14336

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Patent Citation Ranking

• 4 Citation Count
• C08G Class

• 3.35 % this patent is cited more than
• 27 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: 5105570

Firing pin spring assembly

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Abstract

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A spring assembly for use in a firing pin assembly of a firearm and a method of manufacturing the spring assembly. The spring assembly has two spring guides with longitudinal slots. One of the guides has a side aperture such that the two guides can be connected to each other with portions of the guides located in the other guide's slot. A spring is located between portions of the two guides. The guides can move relative to each other with a limited range of motion in a substantially linear path and the spring can bias the guides back to an extended position.

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Description

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Claims

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Legal Events

 

• PD2020
• I2017
• F2016

Date	Code	Event	Description
Dec 10, 2020	PD	Priority Date
Sep 05, 2017	I	Issuance
Jun 07, 2016	F	Filing