Mark Twain (Samuel L. Clemens) received Patent No. 121,992 for "An Improvement in Adjustable and Detachable Straps for Garments." He later received two more patents: one for a self-pasting scrapbook and one for a game to help players remember important historical dates.
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| Number | Title | Issue Date |
| 7232132 | Snowboard binding A snowboard binding includes a base plate and a heel support attached directly or indirectly to this base plate so that it can pivot. Intermediate elements mount the heel support and can be adjusted in the longitudinal direction of the snowboard binding. Thus, the e... | 06/19/2007 |
| 7175187 | Wheeled skate with step-in binding and brakes The present invention teaches an apparatus and method for removably securing an article of footwear suitable for walking, running, or bicycling to a wheeled skate. Further, the present invention also teaches a brake device for use with a wheeled skate. In addition, ... | 02/13/2007 |
| 7077403 | Highback with independent forward lean adjustment A highback for controlling a gliding board, such as a snowboard, through leg movement of a rider. The highback is comprised of an upright support member including at least two portions that are to be contacted by and to support a rear portion of the rider's leg and ... | 07/18/2006 |
| 6742788 | Replaceable skate assembly A replaceable skate assembly includes a boot, a base mounted on a bottom of the boot, and a locking device mounted in the base. The locking device includes a positioning rod, a locking pawl, and a spring. Thus, the base may be assembled on and detached from the bott... | 06/01/2004 |
| 6729629 | Mechanism for detachably fastening boot and truck of roller skate A detachable roller skate comprises a boot comprising a front cavity, a rear cavity, and an elongate plate interconnected the cavities wherein each cavity has two resilient side protrusions and a rear projection; and a truck comprising a sole plate, an engagement pl... | 05/04/2004 |
| 6702304 | Detachable skate A detachable skate having two sets of engagement members containing two female members and two male members which are correspondingly fitted to a sole at the bottom of the shoe and a mounting plate at the top of the skating device. The female members and ... | 03/09/2004 |
| 6572121 | Shoe and wheel combination having detachable structure A shoe and a wheel device include one end detachably secured together with a projection-and-lock notch engagement. A toe member and a separate heel member are engaged on the front and the rear portions of the shoe. A latch is attached to the wheel device ... | 06/03/2003 |
| 6409185 | Roller skate with removable boot Roller skate, the chassis (1) of which is equipped with a latch (35) equipped with nibs (36,37) which automatically lock the bars (26,27) of a boot in notches (33,34) of the chassis under the tension of a spring (44). The latch can be held in the open pos... | 06/25/2002 |
| 6336644 | Combined sports shoe and roller skate A combined sports shoe and roller skate includes a sole having a chamber in which is mounted a collapsible roller assembly, wherein the roller assembly has a seat pivotally connected with linking rods, positioning rods, rear arms, front arms, rollers and ... | 01/08/2002 |
| 6270089 | System for rapidly linking a boot to a sport article and a skate incorporating such system A boot/sport article assembly wherein the boot has at least one locking member, the sport article has at least one associated locking device complementary to the locking member to define at least one locking system, respectively, and at least one element ... | 08/07/2001 |
| 6270090 | Roller skate with removable boot Roller skate comprising a chassis (2) equipped with rollers (3) and a boot (1) attached removably to the chassis at four points by catching and locking. Catching and locking are achieved automatically and simultaneously at all of the attachment points usi... | 08/07/2001 |
| 6186519 | Device for connecting a shoe to a sports implement A device for coupling a shoe to a sports implement, such as a skate frame, includes a first abutment and retention front element for containing the longitudinal, lateral and perpendicular movements of the shoe with respect to the frame, and a second self-... | 02/13/2001 |
| 6120038 | Detachable skate frame A skate (20) having a shoe portion (22) detachably secured to a plurality of longitudinally aligned skate wheels (26) for traversing a surface. The shoe portion having a sole defining a toe end (34) and a heel end (36). The skate further includes a frame ... | 09/19/2000 |
| 5462296 | Braking device particularly for skates Braking device particularly usable for skates including a shoe composed of at least one quarter articulated to a shell associated with a supporting frame for two or more wheels. The device includes a rod member which is connected to a braking element and ... | 10/31/1995 |
| 4767127 | Roller skate with a binding strap fitting from the rear For binding this roller skate, a strap is provided which extends arcuately across the skate frame and fits from the rear; the strap has juxtaposed end portions associated adjustably with the frame. A pull force is applied removably to the end portions of ... | 08/30/1988 |
| 4298209 | Detachable roller skate with rear brake Roller skate adapted to be removably attached to a shoe or boot. The skate includes a toe clip and a releasable rear binding which enable the skate to be quickly and easily attached to and removed from the shoe. A rearwardly projecting brake provides mean... | 11/03/1981 |