| Number | Name | Date | Kind |
|---|---|---|---|
| 3477285 | Bird | Nov 1969 | A |
| 3915534 | Yonkers | Oct 1975 | A |
| D312980 | Kawashima | Dec 1990 | S |
| 5005161 | Boilen | Apr 1991 | A |
| 5392261 | Hsu | Feb 1995 | A |
| 5915580 | Melk | Jun 1999 | A |
| D416814 | Welsh | Nov 1999 | S |
| 6105334 | Monson | Aug 2000 | A |
| 6226939 | Atkins | May 2001 | B1 |
| 7320536 | Petrakis | Jan 2008 | B2 |
| 7670033 | Steer | Mar 2010 | B2 |
| D717683 | Grinberg | Nov 2014 | S |
| Number | Date | Country |
|---|---|---|
| 2484968 | Aug 2012 | EP |
| 2270936 | Mar 1994 | GB |
| 2415245 | Dec 2005 | GB |
| 254449 | May 2009 | GB |
| Entry |
|---|
| U.S. Appl. No. 14/555,029, filed Nov. 00, 2014, entitled “Downlight Firestop.”. |