Marketing Displays, Inc.
103Patents
13Active
103Granted
47Portfolio score
Filing activity: Jun 1, 1976 → Nov 17, 2021 · 8 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD509543S1 | Sign frame | General | 97 | Expired |
| USD392686S | Sign stand with rolling base | General | 90 | Expired |
| US6125565A | Outdoor menu display device | Emerging Cross-Sectional Technologies | 81 | Expired |
| USD351863S | Free standing sign stand | General | 67 | Expired |
| US5878518A | Sign stand with rolling base | Emerging Cross-Sectional Technologies | 58 | Expired |
| US4580361A | Display tensioning frame | Physics | 57 | Expired |
| US5875578A | Sign stand with rolling base | Emerging Cross-Sectional Technologies | 50 | Expired |
| US4548379A | Compact sign and stand | Fixed Constructions | 48 | Expired |
| US4145828A | Poster display device | Physics | 47 | Expired |
| US4691892A | Sign and sign stand | Fixed Constructions | 42 | Expired |
| US4592158A | Roll-up sign with attachment strips | Physics | 41 | Expired |
| US5815971A | Poster frame with moisture seal | Human Necessities | 39 | Expired |
| US5307575A | Frame corner assembly | Mechanical Engineering; Lighting; Heating | 39 | Expired |
| US4593879A | Compact sign stand | Fixed Constructions | 38 | Expired |
| US4523400A | Plastic biased poster frame | Human Necessities | 36 | Expired |
| US5428913A | Pole banner system | Physics | 35 | Expired |
| US5340068A | Release mechanism for locking pivotable leg | Mechanical Engineering; Lighting; Heating | 34 | Expired |
| US5076736A | Corner assembly for display apparatus | Emerging Cross-Sectional Technologies | 33 | Expired |
| US4507887A | Sign and attachment apparatus | Physics | 33 | Expired |
| US7584563B2 | Sign stand with rolling base | Emerging Cross-Sectional Technologies | 32 | Expired |
| US6009683A | Round column cladding system | Fixed Constructions | 32 | Expired |
| US4756107A | Display retention and tensioning frame | Physics | 30 | Expired |
| US4569499A | Deflectable sign and stand | Fixed Constructions | 30 | Expired |
| US4433935A | Sign bracket | Emerging Cross-Sectional Technologies | 30 | Expired |
| US4958458A | Poster display device with longitudinal retention of frame sections by inserts | Human Necessities | 29 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.