Search Images Maps Play YouTube News Gmail Drive More »
Sign in
Screen reader users: click this link for accessible mode. Accessible mode has the same essential features but works better with your reader.


  1. Advanced Patent Search
Publication numberUSD243851 S
Publication typeGrant
Application numberUS 05/585,964
Publication dateMar 29, 1977
Filing dateJun 11, 1975
Publication number05585964, 585964, US D243851 S, US D243851S, US-S-D243851, USD243851 S, USD243851S
InventorsJohn V. Felter
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
US D243851 S
Abstract  available in
Previous page
Next page
  1. The ornamental design for a ventilator, as shown.

FIG. 1 is an upper perspective view showing my design.

FIG. 2 is a top view showing my design.

FIG. 3 is a side elevation showing my design.

Non-Patent Citations
1Sears, Spring through Summer Catalog, 1974, Eastern Edition 248K, p. 833, Roof Type Ventilator, Model 42K6413C.
2Sweet's Architectural Catalog File, vol. 12, 1973, Section 15.9/But, p. 2.
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US8555571 *Jan 9, 2004Oct 15, 2013Vkr Holding A/SSkylight with displacement absorber and interlocking telescoping tubes
US20050166490 *Jan 9, 2004Aug 4, 2005Darmer Samuel H.Skylight with displacement absorber and interlocking telescoping tubes
U.S. ClassificationD23/373, 52/200