Patent US3811074A successfully refreshed from Google Patents.
US3769769A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Permanent basement window frame and pouring buck
Assignee: Individual
•
Filing: 1972-03-02
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Granted: 1973-11-06
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Expires: 1992-03-02
Abstract
Abstract A window buck adapted to be permanently embedded in a poured concrete wall, the buck including identical half sections molded from a plastic material and having top, bottom and end walls forming a window enclosure. Each half section being adapted to be mounted on the concrete wall mold forms for assembly in a backto-back relation, interengaging elongate members and recesses are provided on the back sections for mating engagement on assembly. The half sections being substantially identical and adapted to be stored in a nested relation.
Inventors
- 👤 W Kohl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:42
CPC Classifications
E; E06; E06B; E06B5/00; E06B5/02
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
160 words
A window buck and frame for a poured concrete wall comprising: a pair of identical half sections, each of said half sections being molded from a plastic material and having top, bottom and side walls defining front and back window closure openings, an outwardly extending peripheral flange around said front window closure opening, means connected between said outwardly extending flange and the outside surface of said walls for locking said sections in position in the wall, an inwardly extending peripheral flange around said back window closure opening, a number of projections extending rearwardly from one half of said inwardly extending flange, and a number of recesses of corresponding configuration to interengage with said projections on the other half of said rearwardly extending flange, said members and said recesses in each of said half sections being located for mating engagement with the corresponding members and recesses in the other of said half sections when placed back-to-back to form the window buck.
Claim 2
Dependent Claim
160 words
A window buck and frame for a poured concrete wall comprising: a pair of identical half sections, each of said half sections being molded from a plastic material and having top, bottom and side walls defining front and back window closure openings, an outwardly extending peripheral flange around said front window closure opening, means connected between said outwardly extending flange and the outside surface of said walls for locking said sections in position in the wall, an inwardly extending peripheral flange around said back window closure opening, a number of projections extending rearwardly from one half of said inwardly extending flange, and a number of recesses of corresponding configuration to interengage with said projections on the other half of said rearwardly extending flange, said members and said recesses in each of said half sections being located for mating engagement with the corresponding members and recesses in the other of said half sections when placed back-to-back to form the window buck.
Claim 3
Dependent Claim
32 words
The assembly according to claim 1 wherein said top, bottom and side walls of each of said half sections are tapered inwardly from said front closure opening towards said back closure opening.
Claim 4
Dependent Claim
27 words
The assembly according to claim 1 wherein one of said half sections includes means mounted on said sidewalls for supporting a window against said inwardly extending flange.
Claim 5
Dependent Claim
27 words
The window buck assembly according to claim 3 wherein said supporting means comprises a latch mounted on each of the side walls and having a camming groove.
Claim 6
Dependent Claim
28 words
The window buck assembly according to claim 1 wherein each of said half sections is molded as an integral unit from a material containing polyethylene and asbestos fiber.
Claim 7
Dependent Claim
36 words
A permanent window buck for a poured concrete wall according to claim 1 wherein said walls taper inwardly from the front toward the back whereby each half section can be stacked partially within another half section.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-11-05 | 1977-05-07 | 1977-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-11-05 | 1981-05-07 | 1981-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-11-05 | 1985-05-07 | 1985-11-06 | $7700.00 | Window Closed / Lapsed |