This application is a continuation of U.S. patent application Ser. No. 08/157,830 filed Nov. 24, 1993, now abandoned, which was a divisional application of U.S. patent application Ser. No. 07/651,322 filed on Feb. 6, 1991 (now issued as U.S. Pat. No. 5,294,216) which is a divisional patent application of U.S. patent application Ser. No. 07/534,831 filed on Jun. 7, 1990 (now issued as U.S. Pat. No. 5,062,610) which was a continuation-in-part of U.S. patent application Ser. No. 07/413,400 and U.S. patent application Ser. No. 07/413,050 both filed on Sep. 28, 1989, (both now abandoned).
Number | Name | Date | Kind |
---|---|---|---|
126547 | Hickcox | May 1872 | |
228052 | Frost | May 1880 | |
D237704 | Lane | Nov 1975 | |
D279030 | Risi et al. | May 1985 | |
D280024 | Risi et al. | Aug 1985 | |
D284109 | Seal, Jr. | Jun 1986 | |
D295788 | Forsberg | May 1988 | |
D295790 | Forsberg | May 1988 | |
D296007 | Forsberg | May 1988 | |
D296365 | Forsberg | Jun 1988 | |
D297464 | Forsberg | Aug 1988 | |
D297574 | Forsberg | Sep 1988 | |
D297767 | Forsberg | Sep 1988 | |
D298463 | Forsberg | Nov 1988 | |
D299067 | Forsberg | Dec 1988 | |
D299069 | Risi et al. | Dec 1988 | |
D300253 | Forsberg | Mar 1989 | |
D300254 | Forsberg | Mar 1989 | |
D301064 | Forsberg | May 1989 | |
D311444 | Forsberg | Oct 1990 | |
D316904 | Forsberg | May 1991 | |
D317048 | Forsberg | May 1991 | |
D317209 | Forsberg | May 1991 | |
468838 | Steiger | Feb 1892 | |
566924 | Morrin | Sep 1896 | |
810748 | Haller et al. | Jan 1906 | |
831077 | Johnson | Sep 1906 | |
847476 | Hodges | Mar 1907 | |
884354 | Bertrand | Apr 1908 | |
916756 | Grant | Mar 1909 | |
1002161 | Lambert | Aug 1911 | |
1092621 | Worner | Apr 1914 | |
1219127 | Marshall | Mar 1917 | |
1222061 | Bartells | Apr 1917 | |
1248070 | Buente | Nov 1917 | |
1285458 | Strunk | Nov 1918 | |
1287055 | Lehman | Dec 1918 | |
1330884 | McDermott | Feb 1920 | |
1414444 | Straight | May 1922 | |
1419805 | Bigler | Jun 1922 | |
1456498 | Binns | May 1923 | |
1465608 | McCoy | Aug 1923 | |
1557946 | Smith | Oct 1925 | |
1695997 | Evers et al. | Dec 1928 | |
1727363 | Bone | Sep 1929 | |
1733790 | Gilman | Oct 1929 | |
1751028 | Casell et al. | Mar 1930 | |
1773579 | Flath | Aug 1930 | |
1907053 | Flath | May 1933 | |
2011531 | Tranchell | Aug 1935 | |
2034851 | Wichmann | Mar 1936 | |
2094167 | Evers | Sep 1937 | |
2113076 | Bruce | Apr 1938 | |
2121450 | Sentrop | Jun 1938 | |
2197960 | Alexander | Apr 1940 | |
2219606 | Schoick | Oct 1940 | |
2235646 | Schaffer | Mar 1941 | |
2313363 | Schmitt | Mar 1943 | |
2371201 | Wells | Mar 1945 | |
2570384 | Russell | Oct 1951 | |
2882689 | Huch et al. | Apr 1959 | |
2963828 | Belliveau | Dec 1960 | |
3036407 | Dixon | May 1962 | |
3204316 | Jackson | Sep 1965 | |
3274742 | Paul, Jr. et al. | Sep 1966 | |
3378885 | Dart | Apr 1968 | |
3390502 | Carroll | Jul 1968 | |
3430404 | Muse | Mar 1969 | |
3488964 | Kubo | Jan 1970 | |
3557505 | Kaul | Jan 1971 | |
3631682 | Hilfiker et al. | Jan 1972 | |
3754499 | Heisman et al. | Aug 1973 | |
3783566 | Nielson | Jan 1974 | |
3925994 | Broms et al. | Dec 1975 | |
3932098 | Huber et al. | Jan 1976 | |
3936987 | Calvin | Feb 1976 | |
3936989 | Hancock | Feb 1976 | |
3953979 | Kurose | May 1976 | |
3995434 | Kato et al. | Dec 1976 | |
4001988 | Riefler | Jan 1977 | |
4016693 | Warren | Apr 1977 | |
4023767 | Fontana | May 1977 | |
4067166 | Sheahan | Jan 1978 | |
4098040 | Riefler | Jul 1978 | |
4098865 | Repasky | Jul 1978 | |
4107894 | Mullins | Aug 1978 | |
4110949 | Cambiuzzi et al. | Sep 1978 | |
4124961 | Habegger | Nov 1978 | |
4126979 | Hancock | Nov 1978 | |
4132492 | Jenkins | Jan 1979 | |
4175888 | Ijima | Nov 1979 | |
4186540 | Mullins | Feb 1980 | |
4187069 | Mullins | Feb 1980 | |
4190384 | Neumann | Feb 1980 | |
4193718 | Wahrendorf et al. | Mar 1980 | |
4207718 | Schaaf et al. | Jun 1980 | |
4208850 | Collier | Jun 1980 | |
4214655 | Bernham et al. | Jul 1980 | |
4218206 | Mullins | Aug 1980 | |
4228628 | Schlomann | Oct 1980 | |
4229123 | Heinzmann | Oct 1980 | |
4262463 | Hapel | Apr 1981 | |
4288960 | Auras | Sep 1981 | |
4312606 | Sarikelle | Jan 1982 | |
4314431 | Rabassa | Feb 1982 | |
4335549 | Dean, Jr. | Jun 1982 | |
4337605 | Tudek | Jul 1982 | |
4380409 | O'Neill | Apr 1983 | |
4384810 | Neumann | May 1983 | |
4426815 | Brown | Jan 1984 | |
4454699 | Strobl | Jun 1984 | |
4470728 | Broadbent | Sep 1984 | |
4490075 | Risi et al. | Dec 1984 | |
4496266 | Ruckstuhl | Jan 1985 | |
4512685 | Hegle | Apr 1985 | |
4524551 | Scheiwiller | Jun 1985 | |
4572699 | Rinninger | Feb 1986 | |
4640071 | Haener | Feb 1987 | |
4651485 | Osborne | Mar 1987 | |
4658541 | Haile | Apr 1987 | |
4660342 | Salisbury | Apr 1987 | |
4671706 | Giardini | Jun 1987 | |
4711606 | Leling et al. | Dec 1987 | |
4726567 | Greenberg | Feb 1988 | |
4784821 | Leopold | Nov 1988 | |
4802320 | Forsberg | Feb 1989 | |
4802836 | Whissell | Feb 1989 | |
4815897 | Risi et al. | Mar 1989 | |
4825619 | Forsberg | May 1989 | |
4860505 | Bender | Aug 1989 | |
4896999 | Ruckstuhl | Jan 1990 | |
4909010 | Gravier | Mar 1990 | |
4909717 | Pardo | Mar 1990 | |
4914876 | Forsberg | Apr 1990 | |
4971475 | Castonguay et al. | Nov 1990 | |
5017049 | Sievert | May 1991 | |
5031376 | Bender et al. | Jul 1991 | |
5044834 | Janopaul, Jr. | Sep 1991 | |
5062610 | Woolford et al. | Nov 1991 | |
5158132 | Guillemot | Oct 1992 |
Number | Date | Country |
---|---|---|
2239783 | Jun 1985 | AUX |
5276586 | Aug 1986 | AUX |
8077587 | Apr 1988 | AUX |
338139 | Dec 1933 | CAX |
531354 | Oct 1958 | CAX |
941626 | Feb 1974 | CAX |
1040452 | Oct 1978 | CAX |
1065154 | Oct 1979 | CAX |
DES. 47747 | Jan 1981 | CAX |
DES. 50020 | Jul 1982 | CAX |
DES. 51160 | Apr 1983 | CAX |
DES. 51313 | May 1983 | CAX |
DES. 51794 | Sep 1983 | CAX |
1182295 | Feb 1985 | CAX |
1188116 | Jun 1985 | CAX |
1194703 | Oct 1985 | CAX |
1197391 | Dec 1985 | CAX |
1204296 | May 1986 | CAX |
DES. 62875 | Apr 1989 | CAX |
DES. 63366 | May 1989 | CAX |
DES. 63365 | May 1989 | CAX |
DES. 65896 | Apr 1990 | CAX |
DES. 66760 | Aug 1990 | CAX |
DES. 67904 | Jan 1991 | CAX |
2012286 | Sep 1991 | CAX |
0039372 | Nov 1981 | EPX |
0130921 | Jan 1985 | EPX |
0170113 | Jul 1985 | EPX |
0215991 | Sep 1985 | EPX |
0322668 | Dec 1988 | EPX |
0362110 | Apr 1990 | EPX |
392474 | Nov 1908 | FRX |
1360872 | Apr 1963 | FRX |
2228900 | May 1974 | FRX |
2243304 | Sep 1974 | FRX |
2343871 | May 1976 | FRX |
2422780 | Dec 1978 | FRX |
2463237 | Aug 1979 | FRX |
2465032 | Sep 1979 | FRX |
2259654 | Jun 1974 | DEX |
1811932 | Jun 1978 | DEX |
2755833 | Jul 1978 | DEX |
2719107 | Nov 1978 | DEX |
3401629 | Jul 1984 | DEX |
341611 | Jul 1936 | ITX |
456776 | Apr 1950 | ITX |
459942 | Oct 1950 | ITX |
709599 | Jun 1966 | ITX |
205452 | Sep 1939 | CHX |
657172 | Aug 1986 | CHX |
669001 | Feb 1989 | CHX |
678160 | Aug 1979 | SUX |
0000336 | Jan 1871 | GBX |
536434 | Dec 1939 | GBX |
537153 | Jun 1941 | GBX |
1385207 | Jan 1975 | GBX |
1386088 | Mar 1975 | GBX |
1477139 | Jun 1977 | GBX |
2091775 | Aug 1982 | GBX |
2127872 | Apr 1984 | GBX |
2213095 | Aug 1989 | GBX |
Entry |
---|
Retaining Wall Block Pictures (date unknown). |
Columbia Machine Mold Decriptions (date unknown). |
Kawano Cement Brochure (date unknown). |
Diamond Block Test Report to University of Wisconsin, Platteville (1990). |
Versa Lock Product Literature (date unknown). |
Johnson Block Product Literature (date unknown). |
Orco Block Co. Split Face Block Product Literature (date unknown). |
Handy-Stone Retaining Wall System Product Literature (date unknown). |
Aztech Wall System Installation Guide, Block Systems, Inc. (1989). |
EZ Wall Systems Product Literature, Rockwood Retaining Wall Systems, Inc. (date unknown). |
Windsor Stone Product Literature, Block Systems, Inc. (1991). |
Diamond Wall Systems: The Cutting Edge, Anchor Block Co. (date unknown). |
Various Diamond Wall System 4 and 4.4 Concrete Masonry Units Tech Spec's, Anchor Block (1988, 1989). |
Modular Concrete Block, the Besser Co. (date unknown). |
Paving Stone: New Look With Old World Charm, the Besser Co. (date unknown). |
Keystone International Compac Unit Product Literature (1992). |
Keystone Retaining Wall Systems Product Literature (1992). |
Garden Wall Product Literature (1991). |
Standard Load Bearing Wall Tile Literature (1924). |
Anchor Autoclave Product Literature (1990). |
Catalog sheet "The Allan Block Advantage" (date unknown). |
"The Allan Block Advantage" (date unknown). |
"Ivany Block" Retaining Walls (date unknown). |
"The Estate Wall by Unilock", Unilock Chicago, Inc. (date unknown). |
"Pisa II" Interlocking Retaining Wall Supplies for Garden Landscaping (date unknown). |
Weiser Concrete, Inc., Weiser Slope Blocks Advertisement (date unknown). |
Number | Date | Country | |
---|---|---|---|
413050 | Sep 1989 |
Number | Date | Country | |
---|---|---|---|
Parent | 651322 | Feb 1991 | |
Parent | 534831 | Jun 1990 |
Number | Date | Country | |
---|---|---|---|
Parent | 157830 | Nov 1993 |
Number | Date | Country | |
---|---|---|---|
Parent | 413400 | Sep 1989 |