Assignee
BLUMCRAFT PITTSBURGH
23 granted patents·594 citations·filing 1974–2002
Top patents by PatentIndex Score
23 records- 0184US4956954ADoorway system for glass doors and method of installationBLUMCRAFT PITTSBURGH·Filed 1989·Granted Sep 18, 1990·54 cites·11 claims
- 0283US4895399APanic handle for doorsBLUMCRAFT PITTSBURGH·Filed 1988·Granted Jan 23, 1990·44 cites·29 claims
- 0382US4382620APanic handle for doorsBLUMCRAFT PITTSBURGH·Filed 1980·Granted May 10, 1983·35 cites·17 claims
- 0482US4006768ASecurity screenBLUMCRAFT PITTSBURGH·Filed 1974·Granted Feb 8, 1977·38 cites·18 claims
- 0581US4680903ADoor shoe assemblyBLUMCRAFT PITTSBURGH·Filed 1986·Granted Jul 21, 1987·44 cites·20 claims
- 0681USD267275SCombined door and handleBLUMCRAFT PITTSBURGH·Filed 1980·Granted Dec 14, 1982·17 cites·1 claims
- 0777US4523414AGlass door assembly with transom barBLUMCRAFT PITTSBURGH·Filed 1983·Granted Jun 18, 1985·36 cites·17 claims
- 0877US4103874ARailing assemblyBLUMCRAFT PITTSBURGH·Filed 1977·Granted Aug 1, 1978·38 cites·7 claims
- 0974US4366974APanic handle for doorsBLUMCRAFT PITTSBURGH·Filed 1980·Granted Jan 4, 1983·30 cites·12 claims
- 1073US4418949APanic handle for doorsBLUMCRAFT PITTSBURGH·Filed 1983·Granted Dec 6, 1983·24 cites·4 claims
- 1173USD267274SCombined door and handleBLUMCRAFT PITTSBURGH·Filed 1980·Granted Dec 14, 1982·12 cites·1 claims
- 1273USD267276SCombined door and handleBLUMCRAFT PITTSBURGH·Filed 1980·Granted Dec 14, 1982·12 cites·1 claims
- 1371US6511104B1Panic handle for doorsBLUMCRAFT PITTSBURGH·Filed 1999·Granted Jan 28, 2003·26 cites·22 claims
- 1468USD355037SGlass doorBLUMCRAFT PITTSBURGH·Filed 1990·Granted Jan 31, 1995·13 cites·1 claims
- 1566US4506922APanic handle for doorsBLUMCRAFT PITTSBURGH·Filed 1983·Granted Mar 26, 1985·23 cites·8 claims
- 1665US4711480ALatch actuating door handlesBLUMCRAFT PITTSBURGH·Filed 1986·Granted Dec 8, 1987·27 cites·10 claims
- 1763US5283978AGlass door and hinging mechanism with method of installationBLUMCRAFT PITTSBURGH·Filed 1991·Granted Feb 8, 1994·25 cites·31 claims
- 1863US4688406ADeadbolt lock mechanismBLUMCRAFT PITTSBURGH·Filed 1986·Granted Aug 25, 1987·19 cites·16 claims
- 1962US6726257B2Panic handle for doorsBLUMCRAFT PITTSBURGH·Filed 2002·Granted Apr 27, 2004·11 cites·22 claims
- 2062USD444241SCombined door and handleBLUMCRAFT PITTSBURGH·Filed 1999·Granted Jun 26, 2001·11 cites·1 claims
- 2162US4763453ADoor shoe assemblyBLUMCRAFT PITTSBURGH·Filed 1987·Granted Aug 16, 1988·24 cites·18 claims
- 2259US4155540ASuspended railBLUMCRAFT PITTSBURGH·Filed 1977·Granted May 22, 1979·20 cites·19 claims
- 2340US4793115AMethod of cladding metal extrusions and product obtained therefromBLUMCRAFT PITTSBURGH·Filed 1987·Granted Dec 27, 1988·11 cites·18 claims
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