Love it or hate it, the GBRS Group HYDRA mount is an optics and LAM riser that certainly has had a polarizing effect on the Gun Community. Coming in at a price of $349, it was inevitable that some knockoffs would be coming down the line to fill the “Just as [Read More…]
Another day, another gun industry lawsuit. Coming to you from the United States District Court for the District of Nevada, we have Glock Inc. v. Polymer80 Inc. with patent infringement claims. Let’s take a look at this complaint and see what the allegations are in [Read More…]
Every community has its hot-button words. Words that when they pop up in a headline or, say, a patent, rational minds storm out the door; any willingness to ask clarifying questions in tow. In this community, two of those words are “Database” and “Government”. I [Read More…]
As TFB recently reported, on May 11th, 2021, SIG SAUER filed a lawsuit against Springfield Armory. This lawsuit alleges that Springfield infringed upon SIG’s intellectual property in the form of patents on their pistol magazines, specific to the P365 and Hellcat [Read More…]
The firearms industry is certainly not one unfamiliar with the occasional lawsuit. A good deal of proprietary information goes into gun design and production, so most companies are understandably protective of their patents and other intellectual property. From time to [Read More…]
Glock is no stranger to a good lawsuit. For many years now, this titan of the handgun world has made repeated headlines for a smorgasbord of litigation. They’ve filed suit against others, they’ve been sued, and numerous times members (or former members) of [Read More…]
Competition in the firearms and firearms accessories market benefits consumers. It stands to reason, right? One of the best ways for a company to earn your business and make you a customer is to put out superior products. If they produce something that you want to buy [Read More…]
“The M4A1 Carbine is a lightweight, 5.56 millimeter, magazine fed, gas operated, air cooled, shoulder fired weapon.” For many years, US Army Infantrymen have had this phrase, or a slight variation of it, drilled into their heads until they could recite it [Read More…]
Ruger has filed for a patent on their popular .22 LR pistol that would strongly suggest that they’re currently working on an integrally suppressed Ruger 22/45. Judging by the patent photos, it appears that this adaptation may be released as a host 22/45 pistol that is [Read More…]
A little over a year ago, we wrote about the Discreet Ballistics PopStop which is a barrel mounted valve and a CO2 cartridge system designed to inject a non-flammable gas into the suppressor replacing the oxygen inside the can thus eliminating the phenomenon of the [Read More…]
On April 24th, 2018, the US Patent and Trademark Office awarded two patents to Franklin Armory® for their innovative Binary Firing System™. Patent numbers 9,952,012 and 9,952,013 demonstrated a total of 62 claims awarded to Franklin Armory® for their unique design! [Read More…]
In 1882, a gentleman named J. A. Williams patented (US Patent #269,766) an idea of a mouse trap that used a percussion revolver to kill the rodent. The idea was quite simple – once the vermin touches the trigger of the trap it pulls the trigger of the revolver. [Read More…]
Technically Heckler & Koch haven’t really released the HK233 yet. It’s “just there” on their homepage and they forgot to tell the marketing department to send out the press release. But as we found out about the HK233 (5,56 NATO) and HK237 [Read More…]
A great part of living in the Internet age is that we have far more information at our fingertips than we ever have before. Until recently we had to rely exclusively on books and magazine articles, researched with varying degrees of thoroughness. Some of the information [Read More…]
In January, just before the 2017 SHOT Show, I got the opportunity to travel to Cody Wyoming to visit the Cody Firearms Museum at the Buffalo Bill Center of the West, to see some of their rare firearms and bring photos of them to our readers. For our showcase today we [Read More…]
I just received a copy of the second court document which rejects Mossbergs claims a second time. While it indicates this is not a final decision it again calls into question the validity of the patent infringement lawsuit. I’ve attached the court document below [Read More…]
HexMag, known for their hexagonal magazines (who’d a thunk?), has been granted a patent for their “True Riser” magazine capacity reduction system. In short, the True Riser is an set of parts that when combined with a standard capacity magazine, reduces [Read More…]
Apropos of Nathaniel F’s recent query: “How Can We Break The Small Arms Plateau“, an interesting development may be taking place alongside the new prospect of guided (DARPA’s EXACTO and Sandia’s self-guided bullet) small arms ammunition: [Read More…]
Kramer Defense, the company that introduced the 6.8x45mm UCC cartridge based on the .378″/9.6mm diameter case head of 5.56mm, filed a patent on Aug 14, 2014 (approved Sept. 1, 2015) that has recently sent shockwaves through the 6.5 Grendel and cartridge [Read More…]
Here is an interesting patent (US4019423) for an open bolt assault rifle which looks like a cross between a STEN and an M16. A large compression spring is depicted in front of the barrel assembly which in theory will slightly delay the breech opening when struck by the [Read More…]
A reader sent this in to TFB when they stumbled across an odd patent for a type of “Vermin Control”, patented in 1882 by a certain James A Williams. It uses a lever that a rodent would feasibly step on and would be connected to a trigger, which would set it [Read More…]
The Historical Firearms blog has a very interesting post on a forgotten John Browning patent for a (then-advanced) pump-action shotgun. The weapon features an enclosed hammer, dual extractors, and a tilting locking block reminiscent of the later M1918 automatic rifle. [Read More…]
American Tactical Imports (ATI) is suing the Tennessee Arms Company (TAC) for patent infringement. ATI claims that TAC’s Hybrid Polymer Lower Receiver infringes on ATI’s patent 8,789,305 (“Hybrid lower receiver for a rifle”). This patent forms [Read More…]
Gun artwork is very popular in some circles. An Etsy page is now selling gun patent drawings as posters. Pricing starts at $6.99 for a 5×7 and goes up to $34.99 for a 24×36. Some of the patent art being sold include the M1 Garand, Gatling Gun and Glock pistol. [Read More…]
A jury has found that Diamondback Firearms infringed upon patent #5502914 that is held by Kahr Arms (Saelio Inc). The patent in question describes a striker and cocking mechnism invented by Kahr founder Justin Moon. Kahr made the following statement to the press [Read More…]
Jason Jackson has received a patent (#8,176,837) for a AR-15 gas system that can be switched from piston-mode to direct impingement-mode by the operator. The piston itself is the gas tube. By adjusting the system, the piston can be locked in place and opened up to allow [Read More…]
Olin Corporation (which trades under the Winchester Ammunition brand) has just been granted a patent (#8161886) for a 12 gauge shotshell design that would be used in conjunction with a barrel insert in order to allow the firing of small-caliber bullets through a rifled [Read More…]
James Hunter, Hank Gevedon and Rex McDonald have applied for a patent (#20110283582) for a bullpup conversion kit for Mossberg 500 and Remington 870 pump action shotguns. Rex McDonald and Hank Gevedon own PD3, a Kentucky company dedicated to helping inventors bring [Read More…]
Robert B. Davies has applied for a patent (#20110209377) for an interesting AR-15 modification. He proposes inserting a spring loaded counter weight into the back of the bolt carrier. This combined with a complicated hybrid spring/hydraulic bolt buffer should, according [Read More…]
Earlier this year American Handgunner ran a story about Walter Perrine’s interesting Pirahha Pistol. The pistol’s operating mechanism (Patent #3861274. Issued Jan 2, 1975) bears a striking resemblance to the KRISS Vector submachine gun/carbine. The [Read More…]
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