Title: Pet house

Abstract: A pet house connected to the interior of a residence by a tunnel containing a vapor impervious barrier. The major portion of the pet house is located outside of the residence and contains a litter box together with ventilation means. The pet house may be opened from the outside of the residence for cleaning.

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Inventors: Calkins, William W. (La Habra, CA, US)

Application Number: 668184
Filing Date: 1976-04-02
Publication_date: 1977-05-10
Assignee:
Primary Class(es): 52/64 119/165, 119/484
Other Classes:
US Patent Ref:

2795208	Jun, 1957	Rasmussen	119/19.
2932279	Apr, 1960	Giles	119/19.
3434253	Mar, 1969	Hatcher	52/69.
3618568	Nov, 1971	Breeden	119/1.
3667172	Jun, 1972	Erickson	52/64.
3690299	Sep, 1972	Johnson	49/169.

Other Refs:
Primary Examiner: Bell, J. Karl
Assistant Examiner:
Attorney: Averill, Jr.; Edgar W.