Inventor
Derrik Lee Roll
Inventor
US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
LOC22primary
LOC2260%
F41AFunctional features or details common to both smallarms and ordnance, e.g. cannons40%
PatentTitleYear
D1023215Magazine for firearm2024D1020970Magazine for firearm202411,668,538Compact action with forward charging handle incorporated into an upper receiver handguard2023D0987763Magazine for firearm202311,662,166Reinforced magazine feed lips with rear actuated last round bolt hold open and follower2023Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2023–2024Patents assigned to 22 EVOLUTION LLC (5)· patent assignee history
2023–2024Based in US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| 22 EVOLUTION LLC | 5 | 2023–2024 |
Locations
| Location | Patents | Span |
|---|---|---|
| US | 5 | 2023–2024 |