| SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN category ON category.patent = patent.patent AND category.type = patent.type WHERE (category.class = '174') AND (category.subclass = '6') ORDER BY date ASC, patent, type |
Total of 22 patents found where: Class is '174'; Subclass is '6';
View a patent by clicking on the patent number. You can sort by any of the columns by clicking on the column name.
| T / S | Patent | Date | Description | Patentee | Category | Assigned To |
| 1875 | ||||||
| U | 167,415 | September 7, 1875 | Improvement in Lightning Rods Lightning rod system tied into the existing gutter of a home or building |
SPANG, Henry W. |
Lightning Rod | |
| 1876 | ||||||
| R | 6,835 | January 4, 1876 | Improvement in Lightning Rods Lightning rod system tied into the existing gutter of a home or building (see 167,415) |
SPANG, Henry W. |
Lightning Rod | |
| 1877 | ||||||
| U | 193,469 | July 24, 1877 | Improvement in Lightning Rods Lightning rod composed of water pipes running from the gutters to a water tank buried in the ground (see reissue 7,939) |
ADAMS, Lawson |
Lightning Rod | |
| U | 196,493 | October 23, 1877 | Improvement in Lightning Conductors Lighning rod conductor with improved grounding |
SPANG, Henry W. |
Lightning Rod Conductor | |
| U | 196,518 | October 30, 1877 | Improvement in Lightning Conductors Lightning rod with forked point dropping down to a funnel and pipe similar to gutter and set in the ground |
BROWN, William |
Lightning Rod Point | |
| R | 7,939 | November 6, 1877 | Improvement in Lightning Rods Lightning rod composed of water pipes running from the gutters to a water tank buried in the ground (see 193,469) |
ADAMS, Lawson |
Lightning Rod | |
| 1879 | ||||||
| U | 213,367 | March 18, 1879 | Improvement in Lightning Rods Lightning rod that passes through a copper tank filled with water and buried in the ground |
ADAMS, Lawson |
Lightning Rod | |
| 1880 | ||||||
| U | 234,484 | November 16, 1880 | Lightning Guard for Oil Tanks System of lightning rods to protect oil tanks with the protection wires brought up high above the center of the tank |
KNUDSON, Adolphus A. |
Lightning Rod | |
| 1882 | ||||||
| U | 269,018 | December 12, 1882 | Protecting Apparatus for Buildings Lightning rod system with adjustable supports at ground level |
CROWELL, Ezra DAWSON, Elisha C. |
Lightning Rod | |
| 1883 | ||||||
| U | 284,082 | August 28, 1883 | Lightning Conductor Lightning rod system of two or more rods and grounded to earth |
SPANG, Henry W. |
Lightning Rod | |
| 1884 | ||||||
| U | 298,357 | May 13, 1884 | Lightning Conductor Lightning rod system using barbed wire |
DODGE, Thomas H. |
Lightning Rod | |
| 1887 | ||||||
| U | 361,520 | April 19, 1887 | Lightning Rod Lightning rod with openings for water near the point to allow water to travel down the inside of the rod and a ground point with holes to allow the water to enter the ground |
HILL, Charles F. |
Lightning Rod | |
| U | 362,062 | May 3, 1887 | Multiple Subsidiary Ground Terminal for Lightning Rods Lightning rod ground with multiple ground wire to spread current into ground |
COLE, James W. |
Lightning Rod Ground | |
| U | 362,801 | May 10, 1887 | Lightning Rod Lightning rod a water tank with overflow pipes to ensure tank is full of water |
WESTCOTT, Fred |
Lightning Rod | |
| 1889 | ||||||
| U | 414,943 | November 12, 1889 | Method of Utilizing Natural Electric Energy Method of capturing electric energy from lightning rods and storing in a battery |
DEWEY, Mark W. |
Lightning Energy | The Dewey Corp. |
| 1897 | ||||||
| U | 589,566 | September 7, 1897 | Lightning Rod Lightning rod with two crowns or points and endless cables attaching them together to equalize the current |
MARSHALL, Elbridge |
Lightning Rod | 9/10 to Ed Stein, J. H. Cannon, D. M. Moore, E. A. Dupree, J. H. McEwen, C. A. McEwen, and W. L. McEwen |
| 1899 | ||||||
| U | 636,081 | October 31, 1899 | Lightning Rod Lightning rod and conductors with wind-powered current charging a battery to intermittently pass current through the system to aid in lightning protection |
STUART, Harry J. WOODMAN, David D. |
Lightning Rod | |
| 1902 | ||||||
| U | 693,555 | February 18, 1902 | Lightning Conductor Lightning rod point comprised of multiple points connected to a coil of conductor in the ground |
LELONG, Achille |
Lightning Rod Point | |
| 1908 | ||||||
| U | 883,303 | March 31, 1908 | Security Lightning Arrester Lightning rod with multiple separate points arranged along the conductor on the edges of the roof |
DRAKE, William E. |
Lightning Rod Point | |
| U | 895,916 | August 11, 1908 | Lightning Rod Terminal Lightning rod terminal with a broad compartment filled with charcoal to aid in conductivity |
TURNER, John P. |
Lightning Rod | |
| 1914 | ||||||
| U | 1,098,738 | June 2, 1914 | Lightning Rod Lightning rod system with multiple points along the crest and eaves and conductor with multiple ground connections |
KRETZER, Sidney D. |
Lightning Rod | |
| 1917 | ||||||
| U | 1,244,118 | October 23, 1917 | System of Lightning Conductors System of lightning rods to form a metallic cage surrounding the building |
MULLEN, George Allen |
Lightning Rod | |
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