US3189949A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foldable building structure
Assignee: Individual
•
Filing: 1962-09-14
•
Granted: 1965-06-22
•
Expires: 1982-09-14
Abstract
No abstract record available.
Inventors
- 👤 Charles H Hurkamp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:58
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/343; E04B1/344; E04B1/3445; E04B1/345
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
AN AUTOMATICALLY ERECTABLE BUILDING COMPRISING A RIGID FLOOR STRUCTURE AND A RIGID ROOF STRUCTURE INTERCONNECTED BY AT LEAST TWO OPPOSING WALLS, EACH WALL COMPRISING AN UPPER PANEL AND A LOWER PANEL HINGED TOGETHER, THE UPPER PANELS BEING HINGED TO THE ROOF STRUCTURE AND THE LOWER PANELS BEING HINGED TO THE FLOOR STRUCTURE, RECESS MEANS BETWEEN THE FLOOR STRUCTURE AND THE LOWER PANELS, THE LOWER PANELS AND THE FLOOR STRUCTURE HAVING
Claim 2
Dependent Claim
70 words
AN AUTOMATICALLY ERECTABLE BUILDING COMPRISING A RIGID FLOOR STRUCTURE AND A RIGID ROOF STRUCTURE INTERCONNECTED BY AT LEAST TWO OPPOSING WALLS, EACH WALL COMPRISING AN UPPER PANEL AND A LOWER PANEL HINGED TOGETHER, THE UPPER PANELS BEING HINGED TO THE ROOF STRUCTURE AND THE LOWER PANELS BEING HINGED TO THE FLOOR STRUCTURE, RECESS MEANS BETWEEN THE FLOOR STRUCTURE AND THE LOWER PANELS, THE LOWER PANELS AND THE FLOOR STRUCTURE HAVING
References Cited (Backward Citations)
US1917824A
Cited
US2757225A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |