(12) United States Patent (10) Patent No.: US 8,429,844 B2 … · 2017. 7. 10. · US 2012/0047786 A1 Mar. 1, 2012 Related US. Application Data ... FN HerstalS.A., 2004 Product Catalog.

US008429844B2

(12) United States Patent (10) Patent No.: US 8,429,844 B2 Dextraze et al. (45) Date of Patent: Apr. 30, 2013

(54) MODULAR FIREARM STOCK SYSTEM (58) Field of Classi?cation Search ............... .. 42/7101,

(75) Inventors: Serge Dextraze, St-Jean-sur-Richelieu (CA); Sylvain Morin, St-Jean-sur-Richelieu (CA); Emmanuel St. Pierre, St-Bruno-de-Montarville (CA); Christian Vallieres, St-Nicholas (CA); Ghyslain Durand, St-Jean-sur-Richelieu (CA); Michael Brent Jarboe, Rineyville, KY (US); Gregory Phillip Baradat, Lakewood, WA (U S); Gregory A. Dennison, Louisville, KY (US)

(73) Assignees: CadeX Inc., St. Jean-sur-Richelieu, Quebec (CA); R. A. Brands, L.L.C., Madison, NC (US)

( * ) Notice: Subject to any disclaimer, the term of this patent is extended or adjusted under 35 U.S.C. 154(b) by 0 days.

(21) App1.No.: 13/184,501

(22) Filed: Jul. 16, 2011

(65) Prior Publication Data

US 2012/0047786 A1 Mar. 1, 2012

Related US. Application Data

(63) Continuation of application No. 12/640,531, ?led on Dec. 17, 2009, now abandoned.

(60) Provisional application No. 61/184,630, ?led on Jun. 5, 2009.

(51) Int. Cl. F41C23/04

(52) US. Cl. USPC ............................................................ .. 42/73

(2006.01)

42/72i74, 75.03, 75.01 See application ?le for complete search history.

(56) References Cited

U.S. PATENT DOCUMENTS

543,138 A * 7/1895 Murray ...................... .. 42/7101

1,315,215 A 9/1909 Davidson 1,407,633 A 2/1922 Burton D136,041 S 7/1943 Reising 2,374,621 A 4/1945 Reising

(Continued) FOREIGN PATENT DOCUMENTS

DE 1213303 3/1966 DE 3743092 7/1988

(Continued) OTHER PUBLICATIONS

Drawings, PGM Precision SARL, PGM Ultima Ratio, date unknown, at least prior to Dec. 17, 2009.

(Continued)

Primary Examiner * Stephen M Johnson Assistant Examiner * Reginald Tillman, Jr.

(74) Attorney, Agent, or Firm * Rachel H. Huffstetler; Anthony J. DoVale, Jr.; FisherBroyles, L.L.P.

(57) ABSTRACT A modular ?rearm is disclosed. The ?rearm that can be con ?gured to operate using ammunition of different calibers via interchangeability of only a few parts. The ?rearm includes a foldable butt stock assembly for quickly and easily convert ing the ?rearm from an extended operating con?guration to a compact transport con?guration, and vice-versa. Addition ally, the ?rearm includes a modular hand guard assembly having multiple mounting platforms for accommodating a variety of different accessories.

56 Claims, 18 Drawing Sheets

US 8,429,844 B2 Page 2

US. PATENT DOCUMENTS 7,775,150 B2 8/2010 Hochstrate et a1. . D623,7l8 S 9/2010 Peterson et al.

gigs/g7‘? A $323 132221211 ahan 7,802,392 B2 9/2010 Peterson etal.

3,137,958 A 6/1964 Lewis etal. E? 155818 3,256,632 A * 6/1966 Beretta ........................... .. 42/72 7’870’689 B2 V2011 Dextmze /1966 R0 ’ ’ gig/g9; 2 13/1967 R Y 7,930,849 B2 4/2011 Abraham etal.

3,369,316 A M968 M‘mer 7,987,623 B1 8/2011 Moodyetal. ’ t . 8,028,440 B2 10/2011 Sokolowski eta1.

3,235,225 A 3;}??? gibertk 8,028,459 B2 10/2011 Williams 3,798,819 A M974 Hinfgg 8,028,460 B2* 10/2011 Williams ........................ .. 42/90

3,846,928 A 11/1974 Rug“ et a1~ 2004§i00050ii38§ 2i liggtlki giaiift?l' 3,8232%?‘ 2 1513;; E“? ‘ital 2005/0262752 A1 12/2005 Robinson etal.

’ t e 2006/0026883 A1 2/2006 Hochstrate eta1. 4,098,016 A 7/1978 Foot‘? 2006/0162217 A1 7/2006 Longueira gig/3%? A lg?ggg 13911111330“ 2006/0236582 A1 10/2006 Lewis et al. 4231177 A “H980 gm“ 2006/0242880 A1 11/2006 Grif?n

’ ’ 2007/0199225 A1 8/2007 Haugen

3,253,353 A Z132?‘ g’lcQuefin l 2007/0236790 A1 10/2007 Turienzo etal. 4,515,064 A “985 Hg’hlilglrllngeta' 2008/0000134 A1 1/2008 Peterson 4,735,007 A 4/1988 Gal 2008/0028662 A1 2/2008 Abrahametal. 4,766,800 A 8/1988 Miller et al Zoos/0092423 A1 ‘V2008 Keng

’ t . ~ 2008/0168695 A1 7/2008 Nakayama

4,788,785 A 12/1988 Wh‘te 2008/0236016 A1 10/2008 Fitzpatrick eta1. 5,046,275 A 9/1991 Brown 2008/0236017 A1 10/2008 Fitzpatrick eta1.

2633?‘; A lgiggg ?ammondrln 2009/0038198 A1 2/2009 Yu 5,228,887 A M993 Minion 2009/0101776 A1 4/2009 Petersonetal.

’ t Y 2009/0107022 A1 4/2009 Fitzpatrick eta1. gag/gig A ‘$33: :0“ Kuster 2009/0241397 A1 10/2009 Fitzpatrick eta1. 5,367,812 A W199 4 Lmrrlec 2009/0277066 A1 11/2009 Burtetal.

’ ’ 2009/0288324 A1 ll/2009 Peterson et al. 5,410,834 A 5/1995 Benton et a1~ 2010/0037505 A1 2/2010 Rorner 5,557,872 A 9/1996 Langner 2010/0180485 A1 7/2010 Cabahug etal.

2 1513;: 255ml 2010/0192446 A1 8/2010 Darian 5,900,577 A 5/1999 Robinson etal. ggiglggégégg 2% 1533818 6070 352 A 6/2000 Dai 1e 6,374,528 B1 4/2002 Dav‘tisetal 2011/0061284 A1 3/2011 Cabahug etal.

’ t 0002 S ' 2011/0099876 A1 5/2011 Bentley

2,338,242‘? 5% 13/2002 Sag 2011/0214328 A1 9/2011 Williams 6591533 B2 7/2003 Wygant FOREIGN PATENT DOCUMENTS 6,651,371 B2 11/2003 Fitzpatricketa1. 6,732,465 B2 5/2004 Strayer DE 1225517 9/1996 6,792,711 B2 9/2004 Battaglia DE 102007034669 1/2009 6,854,206 B2 2/2005 Oz EP 0063100 10/1982 6,874,267 B2 4/2005 Fitzpatrick etal. EP 1206472 8/2000 6,895,708 B2 5/2005 Kim etal. GB 620188 3/1948 6,901,691 B1 6/2005 Little GB 628732 9/1949 6,925,744 B2 8/2005 Kincel GB 937941 4/1962 7,121,035 B2 10/2006 Greer W0 WO 90/10841 9/1990 7,152,355 B2 12/2006 Fitzpatrick etal. W0 WO 99/05467 2/1999 7,287,456 B2 10/2007 Spielberger W0 WO 2005/078374 8/2005 7,377,066 B2 5/2008 NIOOre W0 WO 2008/105960 9/2008 7,458,179 B2 12/2008 Swan W0 WO 2009/061546 5/2009 D590,473 S 4/2009 Fitzpatrick et al. 7,520,083 B2 4/2009 Dextraze OTHER PUBLICATIONS

1831 et a1 Drawings, PGM Precision SARL, PGM Hecate II, dated Mar. 31, D593,634 s 6/2009 Fitzpatrick etal. 2008 D593,635 S 6/2009 Fitzpatrick et al. Drawings and photographs, PGM Precision SARL, PGM338, dated D594,083 S 6/2009 Mayberry et al. Oct. 5,2005. 135945084 S 6/2009 Mayberry et a1~ Photographs, AMSD Nemesis, 2004 and 2001 Prototypes.

1831 giétlggn et a1 Drawings, A.M.S.D.. Geneva, Switzerland, Part I, pp. l-l6, dated 7,574,823 B2 8/2009 Nakayama (“25,2005 _ 13600303 S 9/2009 Fitzpatrick et a1‘ Draw1ngs, A.M.S.D.. Geneva, Sw1tzerland, Part II, pp. l-l3, dated D600,304 S 9/2009 Fitzpatrick et al. N0V~ 8, 2005 D600,305 S 9/2009 Fitzpatrick et al. Drawings, A.M.S.D.. Geneva, Switzerland, Part III, pp. l-20, dated D600,306 S 9/2009 Fitzpatrick et al. NOV, 7, 2005,

2 gltzpaglclli et ai' Drawings, A.M.S.D.. Geneva, Switzerland, Part IV, pp. l-l8, dated ’ lZPa !° 6 a' Oct. 26, 2005.

g 2: 3%‘ Drawings, A.M.S.D.. Geneva, Switzerland, Part V, pp. l-l4, dated D600,77l s 9/2009 Fitzpatrick etal. (“15,2005 _ 7,584,567 B1 9/2009 Desomma et a1‘ Draw1ngs, A.M.S.D.. Geneva, Sw1tzerland, Part VI, pp. l-l9, dated 7,673,412 B2 3/2010 Grif?n OWN/2005 13613361 5 4/201() Peterson et 31, FN HerstalS.A., 2004 Product Catalog. D6l3,8l2 S 4/2010 Peterson et al. Ashbury Precision Ordinance, Ashbury International Group, Inc., 7,698,848 B1 4/2010 Bentley Catalog, date unknown, approx. date prior to Dec. 2009.

US 8,429,844 B2 Page 3

Paulson, A., SRT Shadow Suppressor .338, Special Weapons 2007, pp. 60/63. Prosecution ?le history for U.S. Appl. No. 12/541,806, ?led Aug. 14, 2009. Prosecution ?le history for U.S. Appl. No. 61/100,788, ?led Sep. 29, 2008. Technical Speci?cation of APR308 Sniper System, Feb. 2, 2007, 24 pages, Brugger+Thomet, Switzerland. Gander, T., Unmatched Design, Jane’s Infantry Weapons, 1997/98, pp. 146/147, 154/157, 186/187, 194/195, 212/213, Twenty/third Edi tion, Jane’s Information Group Inc., Alexandria, VA. AE Users Manual, pp. 1/27, Accuracy International North America, Oak Ridge, TN. AW50 Anti Material Sniper Ri?e 0.50 Calibre & Telescopic Sight SuB 3/12>

US. Patent Apr. 30, 2013 Sheet 1 0f 18 US 8,429,844 B2


2 f5

‘I’! k R 26/“ l

/ / 1'; 1

FIG. 2


HG‘ 3


FIG.- 4


FIG. 6


F16. 1G

US. Patent Apr. 30, 2013 Sheet 11 of 18 US 8,429,844 B2

Q: wGE


m: 0E


Q: @E


{356.12

Sheet 15 0f 18 US 8,429,844 B2 US. Patent Apr. 30, 2013

2 6E

mg mg , . am .4 Wm“, 3% mmmmmmmm. @m ‘ mm .. a . mmwiwmvg 3..

_ ¢ m . f5. .4.

4, k

M


s4 2222222 V

H6. ‘34


. 4423.3)“, .../.

HG‘ 15

(12) United States Patent (10) Patent No.: US 8,429,844 B2 … · 2017. 7. 10. · US 2012/0047786 A1 Mar. 1, 2012 Related US. Application Data ... FN HerstalS.A., 2004 Product Catalog.

Documents