Did You Know...
...that Charles Goodyear performed some of his experiments on rubber while in debtor's prison? He was there so often he referred to it as his "hotel". Chronically in debt because of poor business sense and ill health, Goodyear depended on the generosity of friends and family. Even after he unlocked the secret to vulcanizing rubber, he was unable to improve his financial situation. When he died, his estate was $200,000 in debt.
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| Number | Title | Issue Date |
| 7841096 | Golf tee marking device The present invention relates to a depth or height-marking device for golf tees, which will allow golfers to mark golf tees at a desired location on the golf tee, relative to the height at which the golfer wants the ball to sit on the golf tee above the ground. The ... | 11/30/2010 |
| 7698828 | Safety rule A safety rule includes a rule body, which has a stop flange protruded from and extending along one long side thereof, a protective plate, which has one long side pivotally coupled to the rule body so that the protective plate can be set in a collapsed position and c... | 04/20/2010 |
| 7370426 | Cutting tee square The apparatus includes a first plate for supporting the first surface of the article adjacent to the edge part of the article, a second plate extending from one end of the first plate in order to support the second surface of the article adjacent to the edge part of... | 05/13/2008 |
| 7287334 | Locomotive wheel reference groove diameter measuring device A railroad wheel reference groove locating gauge for determining a measurement of an annular reference groove machined in a face of a railroad wheel spaced radially outwardly from an axle on which the wheel is mounted a predetermined distance indicative of the wheel... | 10/30/2007 |
| 7191536 | Device and method for gripping, holding and measuring a fish The disclosure describes a fish measuring device and method. ... | 03/20/2007 |
| 7178249 | Measuring tool and method of making A tool for measuring, marking, and cutting material, the tool formed of a rigid sheet of transparent material having a transparent flexible sheet of pressure-sensitive material removably adhered thereon to cover one side of the rigid sheet and provide a removable, n... | 02/20/2007 |
| 7165334 | Guide clamp A guide clamp including a generally, straight elongate guide bar, a first clamp assembly mounted at one end of the guide bar, a second clamp assembly slidingly mounted along the guide bar, the clamp assemblies being adapted to clamp a workpiece therebetween, an end ... | 01/23/2007 |
| 7137206 | Writing guide A guide for freehand writing or similar graphics comprises a writing support that eliminates the task of drawing lines and then erasing them in order to write on a straight line. The writing support forms a forgiving visual line that recedes when writing letters wit... | 11/21/2006 |
| 7086166 | Spirit level with integrated inclination adjustment mechanism The present spirit level has an elongated body with a longitudinal leveling face and at least one inclination peg retractably mounted in the body. The inclination peg is configured to selectably extend at least partially out from the leveling face by at least one pr... | 08/08/2006 |
| 7076910 | Flash landing and control device A device for landing, handling and controlling a fish which includes a pair of clamps pivotally attached to a main housing. A handle is provided at one end of the housing. The clamps can be moved from a closed position to a fully opened position by a trigger assembl... | 07/18/2006 |
| 7059060 | Device for recording events and measuring growth in an individual's life A device for recording both chronological events and physical growth events of an individual or group of individuals' lives. The device includes linear measuring device having at least first and second opposed sides. The first side has a linear measurement scale ins... | 06/13/2006 |
| 7044866 | Golf tee marking template A marking template used to mark or etch golf tees at selected distances from the ends of the golf tee, and a process for marking golf tees. The template comprises a body having a receptacle into which a golf tee is placed. The golf tee is then marked at distances se... | 05/16/2006 |
| 7032319 | Ruler with anti-slipping member A ruler (2) is disclosed, for desk use having an elongated ruler body (4) with a cross-sectional profile enabling at least one part of the ruler body to be placed either at a distance from the underlying layer or in contact with the underlying layer. T... | 04/25/2006 |
| 7009610 | Computer program and related data processing methods for use in knowledge enhanced electronic logic A computer program and related data processing methods adapted for use in computational decision-making. The underlying program uses a hierarchical structure of positions and arguments along with linkages which define functional relationships between different posit... | 03/07/2006 |
| 6978550 | Protractor and ruler combination A protractor and ruler combination includes a main ruler having a side formed with a protractor, a secondary ruler rotatably mounted on the main ruler, and an auxiliary ruler having a side secured on the secondary ruler, so that the secondary ruler is moved in conce... | 12/27/2005 |
| 6973733 | Straightedge with handle and level A device and method for a straightedge with a handle and a level are provided. The device includes a rectangular body having at least one flat edge surface; a handle adapted to engage the rectangular body; and at least one leveling vial mounted to the handle. The vi... | 12/13/2005 |
| 6964112 | Measuring instrument A device for measuring and marking lines and points on a steel I-beam includes a rib for contacting the outside of an I-beam flange along a line opposite the center of the beam web, a measuring blade that rests on the beam web and measures distances from the outside... | 11/15/2005 |
| 6954990 | Angle measuring device A measuring device is provided for carpenters, roofers and other tradesmen. The device is made of relatively lightweight plastic and has a variety of uses. The elongated base is rectangular in cross sectional and includes a scale for measuring distances along one si... | 10/18/2005 |
| 6915588 | Spirit level A spirit level has a body member containing a leveling tube, in which the base of the body member has a width greater than the width of the body member in any other plane parallel with the base. Preferably the body member is triangular in cross section and may inclu... | 07/12/2005 |
| 6907671 | Equisect span divider The present invention provides a measurement apparatus particularly suited for layout work. More specifically, the present invention is useful for taking a single measurement of a span or object, dividing the measured length into a desired number of equal segments, ... | 06/21/2005 |
| 6765155 | Fish measuring and weighting device The present invention 10 discloses a device that allows a fisherman 12 to measure and weight their catch 14 to determine if they are of legal size or a throw back. The device of the present invention consists of a plastic housing 16, incl... | 07/20/2004 |
| 6729525 | Structure of a two dimensional positioning nailing machine An improved structure of a two dimensional positioning nailing machine is disclosed, which has a body, a positioning member and at least one positioning rule, the improved structure characterized in that the positioning member is removably attached on the body, the ... | 05/04/2004 |
| 6725559 | Apparatus and methods for locating embroidery center marks on an article The tool for locating a center mark for embroidery on articles such as garments includes a planar body having orthogonally-related legs with respective exterior and interior edges. Index markings are provided on the legs along the linear edges. The index markings in... | 04/27/2004 |
| 6708417 | Large panel sheathing square A framing square for marking transverse, gable, hip/valley cut lines on a large standard sheathing panel includes an elongated rectangular scale with a transverse T-bar handle of equal width having transverse guide surfaces terminating a pivot point at the lateral e... | 03/23/2004 |
| 6629370 | Board cutter The board cutter includes a T-square and a knife. The T-square has a head with a board edge contact surface and a board face contact surface. A long leg of the T-square is attached to the head. A board face contact surface on the bottom of the long leg sl... | 10/07/2003 |
| 6604296 | Framing speedsquare attachment A Framing Speedsquare Attachment is disclosed. Also disclosed is an attachment that includes a segment for slidingly attaching a conventional Speedsquare thereto. The attachment further includes a telescoping extension having a measuring scale on its top ... | 08/12/2003 |
| 6594939 | Fish measuring device The present invention relates to a fish measuring device manufactured from environmentally friendly material and will reduce the manhandling of fish that need to be returned to the water as the fish can be quickly placed into the fish measuring device, an... | 07/22/2003 |
| 6591511 | Framing square An improved framing square having integral features for automating the marking and cutting of angles. The square contains two sliding carriages--one in the body and one in the blade. Each carriage has a deployable pin. In order to set an angle, the user f... | 07/15/2003 |
| 6574879 | Apparatus and method to measure and align aircraft seat back positioning An apparatus and method to measure, establish and implement a desired range of travel allowed a reclining seat back portion of an airline seating accommodation. The invention, utilizing one or more base unit positioning templates is abutted to one or more... | 06/10/2003 |
| 6519868 | Adjustable visual media mounting A photographic mounting system correlates photographs with height by providing a vertically mountable ruler configured to adjustably receive and hold photograph frames at various adjustably selected heights on the ruler. The frames, in turn, hold the phot... | 02/18/2003 |
| 6470586 | Pipe fitters lay out tool A simplified light weight squaring tool used by pipe fitters in conjunction with templates or pipe fitters tables for laying out pipe intersect angles and geometry as required for cutting and joining pipe of various sizes at various angles. A rugged tool ... | 10/29/2002 |
| 6415521 | Fish measuring apparatus A fish board has a platform having a measuring surface and a light that can illuminate the surface. The light is positioned so that the user can see the measuring scale in low light conditions. The power source for the light source is integrated into the ... | 07/09/2002 |
| 6314653 | Ruler device A ruler device is disclosed. It comprises a ruler body, a spring member disposed on an upper surface of the ruler body such that the spring member is warped upwardly, and a slip-preventive member disposed on a lower surface of the ruler body, the slip-pre... | 11/13/2001 |
| 6253771 | Hair thinning measurement device A comb-like device is useful in the measurement of hair thickness and density in order to determine the extent and/or degree of hair loss or thinning as well as hair regeneration if undergoing treatment therefore. The comb section or teeth are modified in... | 07/03/2001 |
| 6217077 | Scoring system for horned and antlered game animals The invention is of a kit or system useful for guiding and facilitating the taking, tabulation and processing of measurements as pertain to scoring game animal according to established scoring rules. The kit or system includes a flexible cable which is us... | 04/17/2001 |
| 6067719 | Ratio ruler for comparative judgments A ruler device for eliciting judgements about the ratio of factors includes a first base member having first indicia indicating the ratio of factors, and a second base member slidably mounted to the first base member. The second base member moves longitud... | 05/30/2000 |
| 6049991 | Picture hanging position marking tool A picture hanging position marking tool is disclosed having a relatively flat, elongated support arm is a marking orifice at the distal end opposite a support arm handle. The marking orifice is bounded at its lower edge by a support cam, pivotally affixed... | 04/18/2000 |
| 6038778 | Shaft compression packing ruler A ruler for aiding in packing a stuffing box surrounding a shaft having a measurement scale comprising at least one mark for delineating the optimal compressed height of a compressible set of packing rings, each packing ring having about the same optimal ... | 03/21/2000 |
| 6029362 | Alignment device An article for aligning and establishing fastening points for attachment means, such as nails, pegs and hooks, for the arrangement and hanging of pictures and picture frames, as well as for marking fastening points at either selected horizontal or vertica... | 02/29/2000 |
| 5970620 | Measuring device for use by fishermen A measuring device for measuring aquatic creatures such as fish, crustaceans and shellfish. The measuring device includes a planar element having an elongated body that extends between two ends. At least one marking disposed on said elongated body between... | 10/26/1999 |
