Modular sleeve
USRE40216E1 · kind E1 · reissue
Inventor
Key dates
| Filing date | Mar 29, 2004 |
| Grant date | Apr 8, 2008 |
| Priority date | — |
| Expiry date | Mar 29, 2024 |
Classification
- Technology area (CPC —)General
Abstract
A Swan universal receiver sleeve attached to the top of a firearm upper receiver and extended forward above the firearm barrel to a position just short of the firearm front sight. The underside of the rear portion of the sleeve is fixedly attached to the receiver top. The underside of the forward portion of the sleeve has an upper handguard piece attached thereto. A bottom handguard piece is fitted about the bottom of the gun barrel and is attached to the upper handguard piece. The handguard pieces are not physically connected in any way to the gun barrel. The sleeve is self supported by the connection of the rear portion underside to the receiver top.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.