Assignee
SYMONS CORP
US·44 granted patents·1 pending application·1,254 citations·filing 1975–2005
Top patents by PatentIndex Score
45 records- 0194US4106256AAdjustable shoring apparatusSYMONS CORP·Filed 1976·Granted Aug 15, 1978·64 cites·8 claims
- 0293US4055321AInside concrete corewall form with particular three-way hinge assemblies thereforSYMONS CORP·Filed 1976·Granted Oct 25, 1977·54 cites·11 claims
- 0393US4023374ARepair sleeve for a marine pile and method of applying the sameSYMONS CORP·Filed 1975·Granted May 17, 1977·134 cites·7 claims
- 0490US5261635ASlab joint system and apparatus for joining concrete slabs in side-by-side relationSYMONS CORP·Filed 1991·Granted Nov 16, 1993·68 cites·28 claims
- 0588US4102108AFastening means for a load-bearing structureSYMONS CORP·Filed 1977·Granted Jul 25, 1978·42 cites·14 claims
- 0688US4030694AComposite concrete wall form unit with a special transition boltSYMONS CORP·Filed 1976·Granted Jun 21, 1977·45 cites·12 claims
- 0785US5044601AOutside bay adapter for a concrete forming systemSYMONS CORP·Filed 1989·Granted Sep 3, 1991·41 cites·26 claims
- 0885US4036466AFlying deck-type concrete form installationSYMONS CORP·Filed 1975·Granted Jul 19, 1977·66 cites·2 claims
- 0983US3965542ALatch-equipped, she-bolt gripper device for a concrete wall from tie rodSYMONS CORP·Filed 1975·Granted Jun 29, 1976·47 cites·6 claims
- 1082USD317250SBracket for concrete formsSYMONS CORP·Filed 1989·Granted Jun 4, 1991·25 cites·1 claims
- 1182US4070845AMulti-purpose concrete formwork structural member with novel facilities for extending the effective length thereofSYMONS CORP·Filed 1976·Granted Jan 31, 1978·39 cites·5 claims
- 1280US4034957AConcrete formwork including I-beam supportSYMONS CORP·Filed 1976·Granted Jul 12, 1977·39 cites·5 claims
- 1378US4915345AConcrete forming system for curved wallsSYMONS CORP·Filed 1987·Granted Apr 10, 1990·52 cites·37 claims
- 1477US5616271AConcrete forming chamfer stripSYMONS CORP·Filed 1996·Granted Apr 1, 1997·50 cites·16 claims
- 1577US4553729AMulti-panelled concrete forming structure for forming flat curved wallsSYMONS CORP·Filed 1984·Granted Nov 19, 1985·31 cites·11 claims
- 1676US6676102B1Adjustable modular form system and method for rectilinear concrete column formSYMONS CORP·Filed 2000·Granted Jan 13, 2004·25 cites·31 claims
- 1775US4465257AConcrete forming structure having a double hinge fillerSYMONS CORP·Filed 1982·Granted Aug 14, 1984·28 cites·24 claims
- 1875US3965543AShe-bolt type gripper device for concrete wall form tie rods of indeterminate lengthSYMONS CORP·Filed 1975·Granted Jun 29, 1976·28 cites·4 claims
- 1972US4930937ABox culvert traveler for use with concrete forming systemsSYMONS CORP·Filed 1988·Granted Jun 5, 1990·34 cites·14 claims
- 2072US3981476ASpreader clip assembly for a concrete wall formSYMONS CORP·Filed 1975·Granted Sep 21, 1976·30 cites·7 claims
- 2167US6605240B2Over the top hinged concrete form and method of using the sameSYMONS CORP·Filed 2001·Granted Aug 12, 2003·22 cites·27 claims
- 2266US4102096ALeg brace assembly for adjustable shoring apparatusSYMONS CORP·Filed 1977·Granted Jul 25, 1978·31 cites·11 claims
- 2362US4235560ATransition bolt for clamping together the side rails of concrete wall form panels or the likeSYMONS CORP·Filed 1977·Granted Nov 25, 1980·19 cites·2 claims
- 2461US5316253AScaffold bracketSYMONS CORP·Filed 1992·Granted May 31, 1994·25 cites·20 claims
- 2561US4210306ASafety key and locking means therefor for use with concrete wall form panelsSYMONS CORP·Filed 1978·Granted Jul 1, 1980·18 cites·2 claims
- 2660USD323716SBridge overhang support bracketSYMONS CORP·Filed 1989·Granted Feb 4, 1992·10 cites·1 claims
- 2759US4418884ADouble-hinge corner for a concrete forming structureSYMONS CORP·Filed 1982·Granted Dec 6, 1983·17 cites·18 claims
- 2858US6715729B2Overhanging form system and method of using the sameSYMONS CORP·Filed 2001·Granted Apr 6, 2004·14 cites·35 claims
- 2956US5083739AConcrete form support bracket for bridge overhang decksSYMONS CORP·Filed 1990·Granted Jan 28, 1992·27 cites·7 claims
- 3052US4433826AAdjustable long boltSYMONS CORP·Filed 1981·Granted Feb 28, 1984·13 cites·18 claims
- 3150US4030266AInvertable, multi-purpose structural clampSYMONS CORP·Filed 1976·Granted Jun 21, 1977·16 cites·2 claims
- 3250US3972501ASpreader bar assembly for a concrete wall formSYMONS CORP·Filed 1975·Granted Aug 3, 1976·19 cites·4 claims
- 3349US5562845AConcrete form and self-contained waler clamp assemblySYMONS CORP·Filed 1994·Granted Oct 8, 1996·16 cites·15 claims
- 3446US4043087AMethod and means for supporting an elevated concrete wall panel formSYMONS CORP·Filed 1975·Granted Aug 23, 1977·11 cites·9 claims
- 3544US4463925AConcrete form structure including one-way escape hingeSYMONS CORP·Filed 1982·Granted Aug 7, 1984·10 cites·16 claims
- 3644US2007120875A1Computer aided design interfaceSYMONS CORP·Filed 2005·Application pending·0 cites
- 3741US6951329B2Concrete wall form with flexible tie systemSYMONS CORP·Filed 2003·Granted Oct 4, 2005·2 cites·8 claims
- 3841US6755387B2Transition strip for disparate concrete formsSYMONS CORP·Filed 2002·Granted Jun 29, 2004·2 cites·28 claims
- 3940US5039059AWaler bracket for concrete forming structureSYMONS CORP·Filed 1990·Granted Aug 13, 1991·10 cites·20 claims
- 4038US6361014B1Concrete form waler bracketSYMONS CORP·Filed 1999·Granted Mar 26, 2002·7 cites·26 claims
- 4136US4228986AAttachment for anchoring a safety beltSYMONS CORP·Filed 1979·Granted Oct 21, 1980·7 cites·12 claims
- 4232US5707539AConcrete form with safety barSYMONS CORP·Filed 1995·Granted Jan 13, 1998·5 cites·24 claims
- 4332US5656193APilaster formSYMONS CORP·Filed 1995·Granted Aug 12, 1997·4 cites·20 claims
- 4426US5816562ASand jack apparatusSYMONS CORP·Filed 1996·Granted Oct 6, 1998·7 cites·13 claims
- 4525US6182346B1Method of retrofitting a concrete formSYMONS CORP·Filed 1997·Granted Feb 6, 2001·0 cites·4 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →