US3199518A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible shelter frame
Assignee: Individual
•
Filing: 1963-12-09
•
Granted: 1965-08-10
•
Expires: 1983-12-09
Abstract
No abstract record available.
Inventors
- 👤 Herman A Glidewell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:02
CPC Classifications
E; E04; E04H; E04H15/00; E04H15/32; E04H15/34; E04H15/44; E04H15/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
IN A COLLAPSIBLE SHELTER FRAME, FOUR CORNER POSTS, TOP BRACES EXTENDING BETWEEN THE POSTS, EACH SAID TOP BRACE BEING PIVOTALLY ATTACHED AT ONE END TO A SEPARATE POST AND DISENGAGEABLY ATTACHED AT THE OTHER END TO AN OPPOSITE POST; DIAGONALLY EXTENDING CROSSED BRACES PIVOTALLY ATTACHED AT THEIR UPPER ENDS TO OPPOSITE POSTS AND PIVOTALLY TOGETHER AT THE POINT WHERE THEY CROSS; LINKS HAVING ONE OF THEIR ENDS PIVOTALLY ATTACHED TO THE LOWER ENDS OF THE CROSSED BRACES AND PIVOTALLY ATTACHED TO OPPOSITE CORNER POSTS AT THEIR OTHER ENDS; THE SAID CORNER POSTS BEING RIGHT ANGULAR IN CROSSSECTION AND COMPLEMENTARY IN DIMENSION AND DISPOSED IN OPPOSED RELATIONSHIP TO EACH OTHER SO AS TO PROVIDE A HOLLOW RECTANGULAR HOUSING WHEN BROUGHT TOGETHER; AND THE BRACES BEING OF SUCH LENGTH AND DIMENSION THAT THEY MAY BE CONFINED WITHIN THE RECTANGULAR HOUSING WHEN THE FRAME IS COLLAPSED.
Claim 2
Dependent Claim
143 words
IN A COLLAPSIBLE SHELTER FRAME, FOUR CORNER POSTS, TOP BRACES EXTENDING BETWEEN THE POSTS, EACH SAID TOP BRACE BEING PIVOTALLY ATTACHED AT ONE END TO A SEPARATE POST AND DISENGAGEABLY ATTACHED AT THE OTHER END TO AN OPPOSITE POST; DIAGONALLY EXTENDING CROSSED BRACES PIVOTALLY ATTACHED AT THEIR UPPER ENDS TO OPPOSITE POSTS AND PIVOTALLY TOGETHER AT THE POINT WHERE THEY CROSS; LINKS HAVING ONE OF THEIR ENDS PIVOTALLY ATTACHED TO THE LOWER ENDS OF THE CROSSED BRACES AND PIVOTALLY ATTACHED TO OPPOSITE CORNER POSTS AT THEIR OTHER ENDS; THE SAID CORNER POSTS BEING RIGHT ANGULAR IN CROSSSECTION AND COMPLEMENTARY IN DIMENSION AND DISPOSED IN OPPOSED RELATIONSHIP TO EACH OTHER SO AS TO PROVIDE A HOLLOW RECTANGULAR HOUSING WHEN BROUGHT TOGETHER; AND THE BRACES BEING OF SUCH LENGTH AND DIMENSION THAT THEY MAY BE CONFINED WITHIN THE RECTANGULAR HOUSING WHEN THE FRAME IS COLLAPSED.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
US2268281A
Cited
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Cited
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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) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |