Bell Laboratories, Inc.
37Patents
15Active
37Granted
44Portfolio score
Filing activity: Feb 23, 1978 → Nov 20, 2023 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5040327A | Polygonal bait station | Human Necessities | 92 | Expired |
| US5448852A | Reinforced rodent bait station | Human Necessities | 89 | Expired |
| US6397517B1 | Bait station with interior mechanical rodent trap | Human Necessities | 87 | Expired |
| US6807768B2 | Bait station with screw-off child-resistant lid | Human Necessities | 65 | Expired |
| US6493988B1 | Bait station with internal card holder | Human Necessities | 61 | Expired |
| US6389738B1 | Alternating rodent insect trap | Human Necessities | 55 | Expired |
| US6508031B1 | Rodent trap with removable bait container | Human Necessities | 52 | Expired |
| US6574912B1 | Pipe or beam mounted rodent trap | Human Necessities | 47 | Expired |
| US6415544B1 | Rodent trap with entrapping teeth | Human Necessities | 43 | Expired |
| US4261638A | Optical switch with rotating, reflective, concave surface | Physics | 36 | Expired |
| USD459428S1 | Multi-catch rodent trap | General | 35 | Expired |
| US6481151B1 | Multiple rodent trap with sliding cover | Human Necessities | 31 | Expired |
| US5577342A | Rodent control glue board | Human Necessities | 25 | Expired |
| USD441828S | Rodent trap | General | 25 | Expired |
| US5950353A | Glue board with aggressive mechanical surface | Human Necessities | 25 | Expired |
| US8028468B1 | Bait station and detachable bait station base | Human Necessities | 23 | Active |
| USD346199S | Cover for rodent trap | General | 22 | Expired |
| US4259674A | Phased array antenna arrangement with filtering to reduce grating lobes | Electricity | 22 | Expired |
| US5044113A | Multi-edged rodent bait | Human Necessities | 20 | Expired |
| US8793929B1 | Internal ballasted rodent bait station | Mechanical Engineering; Lighting; Heating | 19 | Active |
| US6047494A | Mechanical engagement glue board and dispenser | Human Necessities | 16 | Expired |
| US9015989B1 | Ant bait dispenser | Human Necessities | 15 | Active |
| US8578649B1 | Weighted base with front wall attachment rodent bait station | Human Necessities | 14 | Active |
| USD409711S | Rodent bait unit | General | 13 | Expired |
| US9538741B1 | Internal ballasted rodent bait station | Mechanical Engineering; Lighting; Heating | 7 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.