Patent US3985174A successfully refreshed from Google Patents.
US3985174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pet door
Assignee: Individual
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Filing: 1975-06-24
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Granted: 1976-10-12
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Expires: 1995-06-24
Abstract
Abstract A pet door installed in a window screen or screen door consisting of a screen frame member having a frame track in which a spline cord can hold the edge of a cut off portion of a screen door or window together with first and second outer members which are coupled to the center screen frame member, one of the outer members having a hinged center portion for allowing a pet to pass through from either side.
Inventors
- 👤 Charles O. Bricker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:01
CPC Classifications
E; E06; E06B; E06B7/00; E06B7/28; E06B7/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
209 words
A pet door in a window screen or screen door comprising: a window screen or screen door having a generally rectangular frame with four inner edges bordering and terminating a central screen portion; a cut out in said screen portion of said screen door or window, said cut out having two edges forming two sides of a rectangle with portions of two inner edges of the window or door frame forming two other sides of said rectangle; a rectangular central screen frame member having a spline groove, said two edges of said cut out being received by said spline groove; a spline cord received by said spline groove of said screen cut out edges for holding said screen edges therein; at least one U-shaped extension extending from at least one edge of said central screen frame member dimensioned for and receiving a portion of at least one of said inner edges and a portion of said rectangular frame; first and second outside rectangular frame members having substantially the same dimensions as said central screen frame member coupled to said central screen frame member; and a panel hingedly attached to one of said outside members at a top portion thereof for allowing a pet to pass through from either direction.
Claim 2
Dependent Claim
209 words
A pet door in a window screen or screen door comprising: a window screen or screen door having a generally rectangular frame with four inner edges bordering and terminating a central screen portion; a cut out in said screen portion of said screen door or window, said cut out having two edges forming two sides of a rectangle with portions of two inner edges of the window or door frame forming two other sides of said rectangle; a rectangular central screen frame member having a spline groove, said two edges of said cut out being received by said spline groove; a spline cord received by said spline groove of said screen cut out edges for holding said screen edges therein; at least one U-shaped extension extending from at least one edge of said central screen frame member dimensioned for and receiving a portion of at least one of said inner edges and a portion of said rectangular frame; first and second outside rectangular frame members having substantially the same dimensions as said central screen frame member coupled to said central screen frame member; and a panel hingedly attached to one of said outside members at a top portion thereof for allowing a pet to pass through from either direction.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-10-12 | 1980-04-12 | 1980-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-10-12 | 1984-04-12 | 1984-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-10-12 | 1988-04-12 | 1988-10-12 | $7700.00 | Window Closed / Lapsed |