Bizarre Patents
A new toilet tank assembly aquarium for housing aquatic creatures.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7721677 | Gourd nesting place for purple martins A plastic artificial gourd for use as a nesting place for purple martins. An outer shell has a neck and an inspection hole and is formed in halves. The front half has an entrance hole for the martins. An inner core is provided with an inspection hole and entrance ho... | 05/25/2010 |
| 7093563 | Protective entrance device for birdhouses A protective device for limiting access through an opening formed in one wall of a house for small animals or birds, including an elongated open-ended tubular body having first and second ends and a passage therethrough, a securement for securing the first end of th... | 08/22/2006 |
| 6880486 | Plastic wood duck house with wetlands pole An improved nesting box for migratory waterfowl, especially for wood ducks, made of durable white plastic in a sleek, smooth and round canister shape. This wood duck house with round contours and a tight fitting lid deters predators from entry as there are no edges ... | 04/19/2005 |
| 6405679 | Two part martin birdhouse with pneumatic pole An improved plastic colony bird house with nesting compartments, especially for purple martins. This invention is made of two main sections: a round outer shell that rotates about and is easily removed from the second main section, an inner core of pie sh... | 06/18/2002 |
| 6325019 | Squirrel-proof birdfeeder The present invention is a mobile bird feeder which is resistant to invasion and destruction by squirrels. The feeder relies upon a combination of slippery side panels made of polished methylmethacrylate (Lucite™) and a simple geometric configuration to... | 12/04/2001 |
| 5881675 | Bird feeder or bird house assembly A bird house or feeder assembly, used to construct a bird house or feeder from a container such as, but not limited to, a plastic milk jug or two liter soda bottle. In one embodiment, the assembly includes a roof structure, a perch and entrance ring assem... | 03/16/1999 |
| 4889075 | Duck house A duck house for Wood Ducks is formed of two double walled, half cylindrical sections and a double wall bowl. Each cylindrical half section carries hinge elements on its sides to enable the front section to be opened about either side edge thereof for ins... | 12/26/1989 |
| 4561383 | Birdhouse with cylindrical compartments There is disclosed a multiple compartment birdhouse where the compartments are within three rigid white plastic cylinders with the end walls of the compartments being formed by resiliently deformable white plastic sheet material having an entrance opening... | 12/31/1985 |
