APCO Graphics, Inc.
28Patents
5Active
28Granted
32Portfolio score
Filing activity: Nov 12, 1980 → Jun 25, 2015 · 3 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD403360S | Contour post for signs | General | 28 | Expired |
| US5621994A | Sign assembly with adjustable corners | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4528764A | Suspended ceiling sign | Physics | 22 | Expired |
| USD266858S | Message clip | General | 22 | Expired |
| US4641448A | Post cap apparatus | Physics | 21 | Expired |
| US4653209A | Directory sign mask | Physics | 21 | Expired |
| USD510109S1 | Sign | General | 18 | Expired |
| US5343646A | Sign apparatus with improved mounting of message panels | Physics | 16 | Expired |
| USD268349S | Sign | General | 15 | Expired |
| USD280745S | Emergency message display sign | General | 13 | Expired |
| US7143535B1 | Full view sign assembly with protuberances | Physics | 7 | Expired |
| US8695254B2 | Customizable display and method for securely displaying information | Physics | 6 | Active |
| US6421940B1 | End clip and related sign apparatus | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5481816A | Message sign with changeable display | Physics | 6 | Expired |
| USD268350S | Directory sign | General | 6 | Expired |
| US7797868B1 | Sign assembly having arcuate nesting component | Physics | 6 | Active |
| US6883260B1 | Full view sign assembly | Physics | 5 | Expired |
| USD324576S | Extrusion for pylon sign | General | 5 | Expired |
| USD665456S1 | Information display | General | 5 | Active |
| USD476695S1 | Sign face | General | 4 | Expired |
| US6493975B1 | Sign panel with replaceable, frameless-appearing sign face | Physics | 4 | Expired |
| USD469473S1 | Sign face | General | 4 | Expired |
| USD613981S1 | Dispenser | General | 4 | Expired |
| USD279301S | Suspended ceiling sign | General | 3 | Expired |
| USD333357S | Door extrusion | General | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.