Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 4489307 | Handle stem for a bicycle A handle stem for a bicycle which comprises a stem body, a projecting portion extending radially outwardly from the top of the body, and a holding portion provided at the utmost end of the projecting portion, and is provided at the upper portions of the p... | 12/18/1984 |
| 4435983 | Handle stem for a bicycle A handle stem for a bicycle, comprising a stem body, a projecting portion extending from the top of said stem body radially outwardly thereof, and a holding portion for a handle bar, provided at the foremost end of the projecting portion, so that a hollow... | 03/13/1984 |
| 4395603 | Rear "stop" light contactor for a vehicle such as a motorcycle or motor bicycle A handlebar brake for a motorcycle, motor bicycle or the like comprises a support for the brake lever which is biased into its rest position by a restoring spring. The restoring spring handles a hollow contactor body in recess of the support and this body... | 07/26/1983 |
| 4388559 | Bicycle lighting system A flash tube is provided for producing successive high intensity bursts of light, and a pulse producing device is provided for supplying a train of high voltage pulses for energizing repeatedly the flash tube. An impedance matching arrangement is provided... | 06/14/1983 |
| 4379281 | Alarm system for bicycles and the like An alarm system for bicycles and the like in which a collar having an undulating exterior surface is mounted on the handlebar post and rotates therewith. A moveable trigger member, preferably a spring biased pin, is mounted to the bicycle chassis adjacent... | 04/05/1983 |
| 4347497 | A.C. Operated signalling device for mopeds The installation includes a main load supplied with power by an a.c. source such as a magnetic flywheel of a moped and a current detector connected in series in the supply circuit of the main load. This detector provides, as a function of the current dete... | 08/31/1982 |
| 4323879 | Bicycle safety flasher with optional mounting means for other uses A safety flasher to be mounted on a bicycle, or alternatively to be worn by a person. Its purpose is to increase one's visibility at night. It features a simple assembly and closing means in which a pair of screws hold major components in location and als... | 04/06/1982 |
| 4290048 | Turn signalling apparatus A vehicle turn signalling apparatus unambiguously signals the direction of a turn by a simultaneous initiation of energization of a right-turn indicator lamp and a left-turn lamp, one in a flashing mode of illumination to signal the turn direction, the ot... | 09/15/1981 |
| 4290047 | Light detection, signaling and speed measurement system A light detection, signaling and speed measurement system. The system includes a housing having a first photosensitive surface mounted therein for detection of an incident light source approaching the system from any direction. The system further includes... | 09/15/1981 |
| 4280117 | Direction indication apparatus for vehicles Direction indication apparatus for vehicles, which consists of; a power generation unit containing a miniature electric power generator which can be put into or taken out of operation by engaging or disengaging with the tire of the vehicle such as a bicyc... | 07/21/1981 |
| 4275280 | Brake switch actuator for autobicycle or the like A brake switch actuator for an autobicycle or the like is disclosed which includes a brake lever adapted to actuate a brake master cylinder mounted on a steering handle and also to actuate a brake switch so as to turn on and off a brake lamp at the tail o... | 06/23/1981 |
| 4225848 | Electric lighting system for bicycle wheels Signal lights secured to front and rear bicycle wheels are connected to the frame of the bicycle for one electrical conductor and to a conductive plate secured to a nonconductive disc which is in turn secured to a wheel. A brush makes electrical contact w... | 09/30/1980 |
| 4216459 | Signal switching system for actuating winking lights to be used for two-wheeled vehicles A signal switching system for actuating winking lights to be used for motor vehicles, for example, two-wheeled vehicles comprises an operational lever resiliently maintained in a substantially upward direction; one movable electrical contact portion for s... | 08/05/1980 |
| 4204191 | Lighting system for bicycles A lighting system for bicycles and the like which incorporates forwardly and rearwardly mounted lighting assemblies. Each of these assemblies includes right and left turn indicator lamps mounted within housings each having an outwardly directed lenticulat... | 05/20/1980 |
| 4195328 | Open vehicle lighting system utilizing detachable vehicle operator helmet mounted light A lighting system for an open vehicle such as a motorcycle or snowmobile incorporating the main headlight which is rigidly secured to the vehicle, and an auxiliary headlight detachably mounted on the safety helmet worn by the vehicle operator and detachab... | 03/25/1980 |
| 4176390 | Light An improved light adapted to be connected to a wheel of, e.g., a bicycle. In preferred form, the light is fixed to the wheel in a manner that orients the light's battery on an axis positioned substantially radially of the wheel, and that orients the light... | 11/27/1979 |
| 4157075 | Bicycle signal device A bicycle signal device is disclosed which includes a mechanism to activate an attention-getting signal when the bicycle is in motion. The signal device is particularly useful both for safety and for amusement or attraction purposes and specifically can i... | 06/05/1979 |
| 4151506 | Lock and alarm apparatus An alarm system for a cycle comprising an electrically conductive cable adapted at its ends to be secured to a housing assembly that is in turn mounted at a suitable location on the frame of the cycle. Control circuitry connects the cable to a warning dev... | 04/24/1979 |
| 4135229 | Safety device for use on a bicycle wheel A safety device for use in combination with a bicycle wheel having a hub, a rim and spokes connecting the hub to the rim is provided. The safety device comprises safety light means and means for powering the safety light. The safety light means comprises ... | 01/16/1979 |
| 4117457 | Light detection and signaling system A light detection and signaling system for attachment to a bicycle, pedestrian, or to any other object. The system includes a housing having a first photosensitive surface mounted therein for detecting the headlights of a vehicle approaching from any dire... | 09/26/1978 |
| 4109171 | Device for indicating the direction of driving of a vehicle In a device for emitting signal in driving vehicle, in which a miniature power generator is employed to produce an electric power for emitting said signal in such a manner, that the rotor of said miniature generator is rotated under the utilization of the... | 08/22/1978 |
| 4099159 | Light signalling device for bicycles A light signalling device is provided for use with bicycles and includes a housing and a cover mounted on the housing. The cover includes a plurality of light penetrable portions. Light emitting lamps are mounted in the housing for separately illuminating... | 07/04/1978 |
| 4099222 | Bicycle safety light A flexible light pole with a light at its tip with the pole removably mounted in a housing which in turn is supported by a contact member engageable with the bicycle fork or frame member. The contact member is apertured for axle engagement and includes an... | 07/04/1978 |
| 4088882 | Fluorescent bike lamp A fluorescent light device for bicycles and other recreational uses comprising a standard fluorescent bulb disposed within a plastic tube and maintained in spaced relationship with the interior walls of said tube by resilient spacers. End caps are adhesiv... | 05/09/1978 |
| 4085317 | Motorcycle safety light The present invention provides a safety light which can be mounted on a conventional motorcycle at an elevation where it can be easily seen by motorists and pedestrians. The device is comprised of an elevated elliptical lighted globe rigidly supported by ... | 04/18/1978 |
| 4047150 | Bicycle safety flasher with optional mounting means for other uses A safety flasher to be mounted on a bicycle, or alternatively to be worn by a person. Its purpose is to increase one's visibility at night. It features a simple assembly and closing means in which a pair of screws hold major components in location and als... | 09/06/1977 |
| 4041452 | A rotating beacon for a bicycle A visually detectable warning device particularly suited for use by cyclists in attracting the attention of others, particularly motorists. The device is characterized by a flexible staff adapted to be mounted on a bicycle, a transparent housing rotatably... | 08/09/1977 |
| 4031343 | Bicycle brake light switch and stop light system being activated by hand brake lever and cable A bicycle stop light is energized by the contraction of the hand operated caliper brakes and includes a first contact member mounted on and insulated from the flexible brake actuating cable extending between the proximal ends of the brake caliper levers a... | 06/21/1977 |
| 4027150 | Safety light A bicycle safety light positioned on a bike pole including a dome shaped cover, which is translucent and of a color to emit light distinguishable for vehicle safety purposes. The dome is mounted on a removable base adapted to receive a battery case on whi... | 05/31/1977 |
| 4023032 | Light standard for bicycles Presented is a light weight and easily attachable light standard including a battery case for attachment to the conventional rear axle of a bicycle, and including an upwardly extending flexible standard on the top end of which is mounted a light energized... | 05/10/1977 |
| 4020335 | Multi colored light signal for vehicles A light structure for antenna type mountable on vehicles for visibility from any direction, the light being a direct lineal extension of the antenna mast or shaft consisting of a clear plastic tube wrapped in various colored film along its length and embr... | 04/26/1977 |
| 4020458 | Light signalling device for bicycles and switch therefor A light signalling device is provided for use with bicycles and includes a housing and a cover mounted on the housing. The cover includes at least two like-colored light penetrable portions and at least one light penetrable portion different in color from... | 04/26/1977 |
| 4019171 | Safety lighting system A velocity responsive lighting system for a vehicle provides a plurality of warning light means which are periodically illuminated in sequence for a period determined by the velocity of the vehicle. The system includes a plurality of magnetically responsi... | 04/19/1977 |
| 4011443 | Motorcycle indicating safety light assembly An indicating safety light assembly for attachment to motorcycles and the like, being comprised of a safety light sub-assembly which has as components thereof distinctively shaped amber and red colored illumination transmitting cover members respectively ... | 03/08/1977 |
| 3987409 | Vehicle signal light A bicycle is provided with safety apparatus consisting of a plurality of battery powered lights attached to the spokes of the bicycle wheels. The wheels are covered on each side with an apertured cover attached to the bicycle frame. Rotation of the wheels... | 10/19/1976 |
| 3974369 | Impulse operating flashing beacon An impulse operating flashing beacon which is an open scroll impulse turbin that rotates due to reaction with air molecules. The beacon includes an elongated shaft which is adapted at one end to be affixed to a portion of a bicycle or the like and carries... | 08/10/1976 |
