William F. Semple, a dentist, was awarded the first US Patent on chewing gum in 1869. His recipe contained powdered chalk.
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 |
| 7967303 | Carriage system for a water vessel Disclosed is a carriage system for a water vessel. The carriage system comprises a support assembly and a wheel assembly. The support assembly is removably attached to a first side of the water vessel. The support assembly comprises a first body member disposed on a... | 06/28/2011 |
| 7641205 | Kayak loader A cart is described for use in transporting and loading kayaks and similar watercraft. The cart includes first and second side frame members having forward and rear ends; a support member extending between the frame members adjacent the frame member rear ends; a bra... | 01/05/2010 |
| 7296816 | Equipment transport system and kit A lightweight equipment transport kit and system for transporting rigid items having a wheel assembly (20); a head piece (70) defining an enclosure for insertion of the front end of the equipment (50); a tail piece (10) defining an enclos... | 11/20/2007 |
| 7243928 | Foldable field transportable cart for small boats A lightweight foldable cart for transporting on wheels one end of a small boat including a pair of identical frame or strut members, each being U-shaped with spaced arms extending parallel to each other from ends of a rear plate. Distal ends of the arms each include... | 07/17/2007 |
| 7114731 | Portable collapsible rickshaw A portable, collapsible rickshaw like carrier has a collapsing main base which allows the rickshaw to be easily stored or transported. ... | 10/03/2006 |
| 7111851 | Compact carrier The compact carrier is a compact, lightweight carrier for personal articles such as a child's book bag or backpack. The compact carrier comprises an open base cradle adapted for carrying heavy personal articles. A pair of wheels are disposed on opposing ends of the ... | 09/26/2006 |
| 7070196 | Kayak carrier A kayak carrier with a pair of spaced horizontal supports having open-topped hull supports defining essentially continuous curved surfaces that permit the edge of a kayak to be inserted easily and to naturally rotate into a locking position. In the preferred form th... | 07/04/2006 |
| 7036832 | Oversized massive break apart dolly An oversized, break apart dolly for picking up and lifting massive articles such as snowmobiles. The dolly stands more than six feet tall. A typical operator of the dolly brings his arms over his head to reach the handle of the dolly, and then uses his weight to dra... | 05/02/2006 |
| 7017939 | Versatile portable cart A multi-purpose, collapsible portable cart, for use in camping, hunting and other outdoors activities carries medical rescue carts, canoes, small boats, game, or hauled cargo by hand. The portable cart can be converted to a various uses and the portable cart can be ... | 03/28/2006 |
| 6993942 | Adjustable locking strap apparatus An adjustable locking strap apparatus for locking an elongate object includes a first loop, a second loop, and an adjustable strap extending therebetween. The loops can be fit about ends of the elongate object. One loop could be adjusted adjusted for proper size. Th... | 02/07/2006 |
| 6955367 | Picnic table mover A wheeled mover for a picnic table and a method of use is disclosed. The mover includes two posts attached to opposite sides of a table. The lower ends of the posts terminate in wheels. The posts pivot between a first position wherein the picnic table rests upon the... | 10/18/2005 |
| 6926292 | Canoe cart A cart for transporting a load has a frame having an upper end and a lower end, at least two laterally spaced apart support surfaces secured adjacent the upper end of the frame, and a pair of transversely opposed wheels adjacent the lower end of the frame to rollabl... | 08/09/2005 |
| 6416066 | Canoe caddy A vessel transporter device which permits the vessel to be held to a scissor-like frame by engaging members which bear against the gunwales of the vessel.... | 07/09/2002 |
| 6364336 | Rowboat/canoe transport device A transport device 10 for one end of a flat bottomed rowboat or a canoe with a keel. The device 10 includes a generally flat rectangular support member 20 having a generally flat top surface 22 provided with a central flat bottomed recess 23 dimensioned t... | 04/02/2002 |
| 6270092 | Portable cart A portable cart, for use in camping, hunting and other outdoors activities carries canoes, small boats, game, injured parties or hauled cargo by hand. The portable cart can be converted to a canoe or boat cart which can be folded down and transported with... | 08/07/2001 |
| 6244603 | Hand truck for transporting land-and water-craft A hand truck for transporting a craft such as a jet ski, snowmobile, or sailboat has a frame that is open at one lengthwise end, having lengthwise extending sides for placement alongside a craft that is to be transported. Wheels on the sides of the frame ... | 06/12/2001 |
| 6164671 | Portable cart A portable cart, for use in camping, hunting and other outdoors activities carries canoes, small boats, game, injured parties or hauled cargo by hand. The portable cart can be converted to a canoe or boat cart which can be folded down and transported with... | 12/26/2000 |
| 6142492 | Watercraft carrier for land transit A watercraft carrier is provided that rollably supports a watercraft for transit to a location on land. The watercraft carrier includes a cradle assembly that has a width adjustable and shape conforming sheet that supports the transported watercraft unifo... | 11/07/2000 |
| 6142491 | Portable cart A portable cart, for use in camping, hunting and other outdoors activities carries canoes, small boats, game, injured parties or hauled cargo by hand. The portable cart can be converted to a canoe or boat cart which can be folded down and transported with... | 11/07/2000 |
| 6032964 | Kayak transport device A kayak transport device for transporting a kayak, the kayak having a hull with a pair of existing hull apertures for mounting the kayak on the kayak transport device. The kayak transport device includes a substantially H-shaped transport frame member hav... | 03/07/2000 |
| 5941544 | Boat transporting device A boat transporting device comprising a pair of L-shaped longitudinal members positioned along top surfaces of and proximate the bow end of a boat to be transported. A first cross member is adjustably secured, at opposed ends thereof, to first ends of the... | 08/24/1999 |
| 5779250 | Preparing a boat for use A method of preparing a lightweight boat for use by using to advantage the overhang of the boat transom beyond the tailgate of the transporting van to provide a working clearance to attach wheel means thereto, and the floating depth beneath the launched b... | 07/14/1998 |
| 5755451 | Boat portage dolly A boat portage dolly for a boat that includes mounting gudgeons (30) on the transom (34), the dolly having a bifurcated carriage (20) with downwardly distending legs (22) attached to an upright frame member (24). The upright member also contains a pair of... | 05/26/1998 |
| 5573259 | Bicycle trailer A bicycle trailer comprising an elongate support member having proximal and distal ends, the distal end having a wheel depending therefrom and the proximal end being attachable, via a connector, to a conventional bicycle. In a preferred embodiment, the el... | 11/12/1996 |
| 5433460 | Boat dolly apparatus A boat dolly apparatus includes a first base assembly which includes a first end portion and a second end portion. A first wheel assembly is connected to the first end portion of the first base assembly, and a second wheel assembly is connected to the sec... | 07/18/1995 |
| 5348327 | Collapsible manually towed or bicycle trailered sailboard dolly A collapsible surf or sailboard dolly having the option to be manually towed behind one walking or be trailered behind a bicycle using a new and improved universal hitch attached to a bicycle. The bicycle hitch mounts generally horizontally to the bicycle... | 09/20/1994 |
| 5320371 | Bicycle trailer A trailer for a bicycle suited to transport loads such as canoes, surfboards, ladders, etc. The trailer includes a pair of wheels and a frame arrangement having a spreading member for the wheels and a longitudinally extending load receiving rigid framewor... | 06/14/1994 |
| 5267746 | Snowmobile and jet ski trailer apparatus A container trailer removably mounting a container thereon includes a generally U-shaped framework having a draw bar fixedly mounted to a junction of spaced legs of the framework to receive the associated container. The spaced legs each include retractabl... | 12/07/1993 |
| 5261680 | Watercraft transport assembly A watercraft transport system is provided which enables watercraft, particularly canoes, to be wheeled over rough terrain in an upright position. The transport system comprises a frame, which may be permanently attached to the watercraft, and dual wheel a... | 11/16/1993 |
| 5232233 | Portable auxiliary wheel A portable wheel assembly is provided with a parallel-type clamping system for attachment to objects, such as the transom of a car-top boat. An improved clamping effect is obtained using "U"-shaped tubing that embraces the wheel.... | 08/03/1993 |
| 5207441 | Sailboard trailer apparatus A trailer apparatus (10) for bicycles (200) to transport the hull (100) and mast (101) of a sailboard; wherein, the hull (100) and mast (101) form operative parts of the trailer apparatus (10); and, operatively connect the primary (11) and secondary (12) ... | 05/04/1993 |
| 5203580 | Canoe toter with wheel stabilizers A canoe toting apparatus which enables an individual to manually mount and transport a canoe or similar marine craft over reasonable distances includes a pair of large diameter wheels rotatably mounted on opposite ends of an adjustable length axle. Wheel ... | 04/20/1993 |
| 5114165 | Storable wheeled cargo carrier A wheeled storage box/cargo carrier used to transport small watercraft of the type including sailboards, canoes, and small sailboats comprising a storage container and detachable components. The carrier of the present invention may be pulled by hand, and ... | 05/19/1992 |
| 5072959 | Boat carrier A boat carrier is provided for manually transporting a canoe in the field. The device allows a user to pull the canoe and any fishing gear to any distance in one easy trip. The boat carrier includes a quick disassemble frame for receiving the canoe near t... | 12/17/1991 |
| 5000468 | Boat dolly A dolly for transporting a boat in a laterally vertical orientation. The dolly has a pair of spaced frame members forming a pocket or cradle for holding the boat, and a stabilizing bar for engaging the topmost beam of the boat or to which an elastic membe... | 03/19/1991 |
| 4974865 | Boat trailer winch mechanism An improved boat trailer winch mechanism that involves an adjustable triangular assembly comprising a first and second vertical support means attached to each other at the apex and to the tongue of a boat trailer forming the base. Extending rearwardly fro... | 12/04/1990 |
| 4936595 | Canoe toter Canoe toting apparatus which enables a single individual to manually transport a canoe or similar marine craft over reasonable distances comprises a pair of wheels rotatably mounted on opposite ends of an adjustable width axle and a adjustable-width gunwa... | 06/26/1990 |
| 4850605 | Boat dolly A boat dolly has a wheel supported carrier. The carrier has spaced abutment plates, which support a boat tipped on its side. One of the abutment plates engages the bottom of the boat. The other abutment plate engages the lower side gunwale of the boat. Th... | 07/25/1989 |
| 4830387 | Boat carrier A boat carrier wherein a wheel supported frame is detachably connected to the existing oar lock apertures provided in the gunwhales of the boat, whereby the boat may be easily transported by one person. The wheel supported frame may also be folded to an i... | 05/16/1989 |
| 4824127 | Canoe carrier A portable canoe carrier apparatus is set forth wherein a central carrier portion supports a medial portion of a canoe in a mobile fashion by means of associated wheels. The central portion has formed along an inner surface, a plurality of inflatable air ... | 04/25/1989 |