Siphonic roof drain
United States Patent D578619

Rattenbury, John M. (Cohasset, MA, US)
Application Number:
Publication Date:
Filing Date:
Rainwater Management Solutions (Salem, VA, US)
Primary Class:
International Classes:
(IPC1-7): 2301
Field of Search:
4/286, 52/302.7, 210/163, 285/42, 52/12, D23/259-269
View Patent Images:
US Patent References:
7011746Rainwater surface drainMarch, 2006Bockmann
20040182763Rainwater surface drainSeptember, 2004Bockmann
20030141231Baffle insert for drainsJuly, 2003Rattenbury et al.
D460810Roof drainJuly, 2002SommerheinD23/261
5966884Vented roof drain insertOctober, 1999Uglow
5735091Roof drainApril, 1998Hawkins et al.52/302.7
5722791Roof drain fittingMarch, 1998Dallmer405/52
5469670Roof drainNovember, 1995Thaler52/12
D318101Roof drainJuly, 1991RodgersD23/259
4652365Waste screenMarch, 1987Ebeling
4112691Rain water roof outlet or similar for a buildingSeptember, 1978Ebeling et al.
3469698CONTROLLED FLOW DRAINSeptember, 1969Blendermann
3357561Roof drainDecember, 1967Schmid et al.
2837212Surface drainJune, 1958Schmid
2689017Surface drainSeptember, 1954Schmid
2142343Roof drainJanuary, 1939Boosey210/166
1791512Roof sumpFebruary, 1931Schurman
1761257Roof-drain fixtureJune, 1930Fleming210/166

Foreign References:
GB2269402February, 1994
GB2354014March, 2001
Primary Examiner:
Simmons, Ian
Assistant Examiner:
Goodman, Eric L.
Attorney, Agent or Firm:
Sara, Esq. Charles S.
Dewitt Ross & Stevens S.C.

1. The ornamental design for a siphonic roof drain, as shown and described.


FIG. 1 is a perspective view from above of the siphonic roof drain showing my new design thereof. The leaf guard is shown in broken lines for illustrative purposes only and forms no part of the claimed design.

FIG. 2 is a perspective view from above thereof.

FIG. 3 is a front elevational view thereof.

FIG. 4 is a rear elevational view thereof.

FIG. 5 is a first side elevational view thereof.

FIG. 6 is a second side elevational view thereof.

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken line shown is for illustrative purposes only and forms no part of the claimed design.