Texas Patents - Browse

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Plowshare.

Description: Patent for a plowshare with a reinforced and self-sharpening point.
Date: November 3, 1908
Creator: Awalt, Francis Marion
Partner: UNT Libraries Government Documents Department

Lock

Description: Patent for a lock used to secure the openings of grain bags. Illustrations included.
Date: September 21, 1909
Creator: Chambless, James A.
Partner: UNT Libraries Government Documents Department

Gearing For Bicycles.

Description: Patent relating to "a new and useful improvement in gearing for bicycles and the like, and has for its object to so construct and arrange a device of this description as to avoid sudden shocks or jars which are occasioned by unevenness in the road-bed over which the machine is traveling, and also to enable the rider to exert a sudden force upon the pedals without straining the framework or wheels of the machine" (lines 9-18).
Date: August 17, 1897
Creator: Godfray, Ernest H.
Partner: UNT Libraries Government Documents Department

Sulky.

Description: Patent for improvements in sulkies by using materials such as curved springs, cross-bar and braces to support the body of the vehicle and making it rigid, with a sturdy frame, the sulky would vibrate freely in every direction. Illustration is included.
Date: July 28, 1891
Creator: Harper, William D.
Partner: UNT Libraries Government Documents Department

Two Wheeled Vehicle.

Description: Patent for a new and improved two-wheeled vehicle. This design consists, "with the vehicle-body, the side springs secured thereto, and the bow-shaped brackets secured to said springs, of the axle and the shafts secured to the axle, the links pivoted to the axle and the said brackets and suspending the vehicle-body from the axle, the spring having its rear end secured to the vehicle body and provided with an eye at its front end, the cross-bar connecting the shafts, an eyebolt depending from the said cross-bar, and the adjustable link adapted to be lengthened or shortened" (lines 53-64).
Date: October 21, 1890
Creator: Harper, William D.
Partner: UNT Libraries Government Documents Department

Combined Statement-Blank and Envelop.

Description: Patent for combining statement-blank and envelop that comprises a signature that provides the ability to add the bank statements in a paper that could be folded to create an envelop.
Date: November 14, 1905
Creator: Harwell, Mace
Partner: UNT Libraries Government Documents Department

Cement.

Description: Patent for cement that is better or equivalent to Keene's cement from England, made from pure gypsum and various chemicals and only calcinated once.
Date: May 7, 1907
Creator: Jones, Thomas
Partner: UNT Libraries Government Documents Department

Cement.

Description: Patent for cement of the type commonly known as Keene's cement, which is harder and glossier than other types of cement.
Date: March 23, 1909
Creator: Jones, Thomas
Partner: UNT Libraries Government Documents Department

Calcining Apparatus

Description: Patent for a calcining apparatus. This invention if for the calcining plaster of all types. Illustration included.
Date: June 7, 1904
Creator: Kibler, Daniel L.
Partner: UNT Libraries Government Documents Department

Calcining Apparatus

Description: Patent for a calcining apparatus. This furnace is designed for calcining lime and other materials. Illustration included.
Date: January 28, 1903
Creator: Lawrence, Ambrose
Partner: UNT Libraries Government Documents Department

Apparatus for Calcining Plaster

Description: This patent is for an apparatus for calcining plaster of any kind. Or an apparatus that keeps clean the inner surface of a revoluble drum for ventilating the drum during the calcining operation. The apparatus also provides for easily removing the material after the completion of the cooking operation (Lawrence, 1902).
Date: March 12, 1902
Creator: Lawwrence, Ambrose
Partner: UNT Libraries Government Documents Department

Cement Plaster Kettle

Description: Patent for a cement plaster kettle. This "invention is an improvement in kettles for cooking gypsum in order to convert the same into cement-plaster" (line 8-10). Illustration included.
Date: September 17, 1903
Creator: Malone, Charles Henry
Partner: UNT Libraries Government Documents Department

Cement Kiln

Description: Patent for a new and improved cement kiln for drying gypsum and other materials employed in the manufacture of cement and plaster.
Date: April 28, 1902
Creator: Malone, Samuel R.
Partner: UNT Libraries Government Documents Department

Quilting-Frame for Sweing-Machines.

Description: Patent for a quilting-frame for sewing-machines that "a folding tripod which is adapted to support the quilting frame, by means of a swiveled pulley connected to the handle of the frame carrying the rollers, the said pulley running backward and forward on the upper surface of a horizontal shaft which is held by means of adjustable rods, to a parallel shaft which is slidingly held to the upper surfaces of two of the tripod strips" (lines 18-26). The invention can fold compactly for storage.
Date: November 27, 1894
Creator: Parsons, James A.
Partner: UNT Libraries Government Documents Department

Cut-Off.

Description: Patent for a cut-off for water pipes, which provides a new construction to control the flow of supply of water from a roof.
Date: February 27, 1912
Creator: Pruden, John B.
Partner: UNT Libraries Government Documents Department

Fountain-Pen.

Description: Patent for a fountain pen that has a piston which suctions ink into the pen's barrel and feeds it to the pen-point. The pen will be sturdy with no loose parts.
Date: September 1, 1896
Creator: Rogers, William Joseph
Partner: UNT Libraries Government Documents Department

River Steamboat

Description: Patent for improvements in the construction and design of passenger and freight river steamboats.
Date: December 13, 1887
Creator: Simpson, George Louis James
Partner: UNT Libraries Government Documents Department

Insecticide.

Description: Patent for improvements in poisons for prairie-dogs, a “chemical compositions adapted to destroy vermin and more particularly prairie-dogs; but it may also be used to destroy many other sorts of vermin, including birds and insects.” (Lines 12-16) Ingredients and instruction of how to mix this compound are included. No illustration.
Date: July 28, 1891
Creator: Staples, David W.
Partner: UNT Libraries Government Documents Department