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 17:07
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)
US907032A
Cited
US890724A
Cited
GB191304872A
Cited
US2268281A
Cited
US2393415A
Cited
US2841149A
Cited
US2982379A
Cited
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 |