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...Chester Carlson was a patent agent who tired of having to make multiple copies of patent applications using the only duplication method available at the time: carbon paper. In 1959 he came up with a new copying system and took it to IBM for evaluation. The "experts" at IBM determined potential sales to be only 5,000 units because people wouldn't want to use a bulky machine when they had carbon paper. Carlson's invention was the xerography process, the company founded on the system is Xerox.

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Class 440/104 - Support


Subclass of Class 440 - Marine propulsion
Definition: Device wherein a means is provided to hold an oar or paddle
No. of applications: 5
Last issue date: 09/08/2011


Application No.Application TitleIssue Date
20110217889Paddle Pocket
A pocket applied to a crate and formed to retain a paddle in an upright attitude. The crate is fixed to a stand up paddle surfboard to allow a board rider to stow the paddle in a manner that does not interfere with the rider during activities, such as fishing....
09/08/2011
20070015420Small watercraft propulsion device and exercise apparatus
Foot operated paddling device comprising a removable or permanently attached vertical pole, which adjustably supports or suspends a paddle for propulsion of a watercraft or use as an exercise device. The vertical pole is attached to a mounting base, which adjusts the ve...
01/18/2007
20060292940Rowing-and sculling-boat electric-switch operation
Operation of an electric microswitch 14 for timing or other purposes during rowing is brought about by the rower moving the heels 8 of his/her shoes 3 in opposite sideways directions transitorily. A unit 10 containing the switch 14 inv...
12/28/2006
20060094313Oar saddle
A rowing frame is disclosed which, in the preferred embodiment, is adapted to mount on an inflatable boat. The frame can be disassembled and/or folded into a small package for storage, compatible with the deflated boat. The rowing frame assembles into a rigid configurat...
05/04/2006
20050070181Bow-facing rowing system
A rowing device with articulating oars FIG. 4 that are connected to outriggers FIG. 1 at the point of articulation. While the rower sits on a fixed seat 6, said outriggers 4 are foot operated 2 and function in the opposite direction as...
03/31/2005
 
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