of railroad sleepers

Patents Grantslast 30 patents

  • Information Patent Grant

    Method for maintaining wood railroad ties

    • Patent number 11,479,920
    • Issue date Oct 25, 2022
    • Railroad Solutions, Inc.
    • Walter Vizcaino
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Railroad tie preservation system

    • Patent number 11,359,336
    • Issue date Jun 14, 2022
    • Archie Hartford Hopkins
    • B08 - CLEANING
  • Information Patent Grant

    Composition, device, and method for maintaining wood railroad ties

    • Patent number 11,255,053
    • Issue date Feb 22, 2022
    • Railroad Solutions, Inc.
    • Walter Vizcaino
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Treatment tank for wood articles

    • Patent number 9,333,670
    • Issue date May 10, 2016
    • Michael L. Pourney
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Railroad tie end plate attachment method

    • Patent number 5,168,627
    • Issue date Dec 8, 1992
    • Kerr-McGee Chemical Corporation
    • S. Hudson Owen
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Wood cross-tie end plating machine

    • Patent number 4,657,168
    • Issue date Apr 14, 1987
    • Gordon E. Matlock
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Crosstie boring apparatus

    • Patent number 4,649,971
    • Issue date Mar 17, 1987
    • National Railroad Passenger Corporation
    • John J. Hannaford
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Wood cross-tie end plating machine

    • Patent number 4,513,900
    • Issue date Apr 30, 1985
    • Gordon E. Matlock
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Nailer for nailing at least one nail plate to a member

    • Patent number 4,504,006
    • Issue date Mar 12, 1985
    • Kerr-McGee Chemical Corporation
    • Harvey N. Lollar
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Cross tie end plating machine

    • Patent number 4,494,685
    • Issue date Jan 22, 1985
    • Gordon E. Matlock
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Timber dapping apparatus

    • Patent number 4,463,786
    • Issue date Aug 7, 1984
    • Hayes R. Mellott
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Apparatus for end-plating elongate members such as railroad ties

    • Patent number 4,373,652
    • Issue date Feb 15, 1983
    • Moehlenpah Industries, Inc.
    • Gordon E. Matlock
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Apparatus for end-plating railroad ties

    • Patent number 4,351,465
    • Issue date Sep 28, 1982
    • Moehlenpah Industries, Inc.
    • Walter G. Moehlenpah
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Crosstie adzing and boring machine

    • Patent number 4,071,060
    • Issue date Jan 31, 1978
    • Glen D. Busch
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    3540107

    • Patent number 3,540,107
    • Issue date Nov 17, 1970
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    3419205

    • Patent number 3,419,205
    • Issue date Dec 31, 1968
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    3021781

    • Patent number 3,021,781
    • Issue date Feb 20, 1962
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    2956498

    • Patent number 2,956,498
    • Issue date Oct 18, 1960
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    2952203

    • Patent number 2,952,203
    • Issue date Sep 13, 1960
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    2722248

    • Patent number 2,722,248
    • Issue date Nov 1, 1955
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    2681087

    • Patent number 2,681,087
    • Issue date Jun 15, 1954
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    2636525

    • Patent number 2,636,525
    • Issue date Apr 28, 1953
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    2582658

    • Patent number 2,582,658
    • Issue date Jan 15, 1952
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    2418570

    • Patent number 2,418,570
    • Issue date Apr 8, 1947
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    2273507

    • Patent number 2,273,507
    • Issue date Feb 17, 1942
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    2273508

    • Patent number 2,273,508
    • Issue date Feb 17, 1942
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    2000458

    • Patent number 2,000,458
    • Issue date May 7, 1935
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    1930365

    • Patent number 1,930,365
    • Issue date Oct 10, 1933
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    1893016

    • Patent number 1,893,016
    • Issue date Jan 3, 1933
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    1864297

    • Patent number 1,864,297
    • Issue date Jun 21, 1932
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...

Patents Applicationslast 30 patents