Family

Loading Family data...

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

Patent Owner(s)

Patent Owner	Address
KENG'S FIREARMS SPECIALTY INC	875 WHARTON DRIVE SW P O BOX 44405 ATLANTA GA 30336-1405

International Classification(s)

• F41G:WEAPON SIGHTS; AIMING

• 2011 Application Filing Year
• F41G Class
• 181 Applications Filed
• 142 Patents Issued To-Date
• 78.46 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Keng, Da	Smyrna, US	32	1522
# of filed Patents : 32 Total Citations : 1522
Williams, Alvin	Atlanta, US	7	122
# of filed Patents : 7 Total Citations : 122

Cited Art Landscape

Load Citation

• No Cited Art to Display

Loading Cited Art Landscape...

Patent Citation Ranking

• 12 Citation Count
• F41G Class

• 57.30 % this patent is cited more than
• 12 Age

Forward Cite Landscape

Load Citation

• No Forward Cites to Display

Loading Forward Cite Landscape...

Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Dec 25, 2024

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

Full Text

US Patent No: 8468735

Firearm auxiliary rear sight

---

Abstract

---

A firearm auxiliary sight is stored below the firearm optical sight and quickly deployable by means of activation of a lever which disengages the sight whereby a spring moves it outwardly from a housing. During deployment the auxiliary sight is rotated to an angle of 45 degrees with respect to the firearm and simultaneously the sight aperture is rotated upwardly.

---

 

---

Description

---

Claims

---

Claims data not available

---

Legal Events

 

• LAPS2021
• STCH2021
• FP2021
• FEPP2021
• FPAY2016
• FEPP2015
• I2013
• STCF2013
• F2011
• AS2011
• PD2011

Date	Code	Event	Description
Aug 02, 2021	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
Aug 02, 2021	STCH	INFORMATION ON STATUS: PATENT DISCONTINUATION	free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362
Jun 25, 2021	FP	LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE	Effective Date: Jun 25, 2021
Feb 15, 2021	FEPP	FEE PAYMENT PROCEDURE	free format text: MAINTENANCE FEE REMINDER MAILED (ORIGINAL EVENT CODE: REM.); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY
Dec 12, 2016	FPAY	FEE PAYMENT	year of fee payment: 4
Nov 02, 2015	FEPP	FEE PAYMENT PROCEDURE	free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY
Jun 25, 2013	I	Issuance
Jun 05, 2013	STCF	INFORMATION ON STATUS: PATENT GRANT	free format text: PATENTED CASE
Aug 08, 2011	F	Filing
Aug 03, 2011	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:KENG, DA;WILLIAMS, ALVIN;REEL/FRAME:026775/0768 Owner name: KENG'S FIREARMS SPECIALTY, INC., GEORGIA Effective Date: Aug 03, 2011
Jun 01, 2011	PD	Priority Date