US3315426A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prefabricated wall structure
Assignee: Individual
•
Filing: 1964-03-31
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Granted: 1967-04-25
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Expires: 1984-03-31
Abstract
No abstract record available.
Inventors
- 👤 Robert C Rolland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:33
CPC Classifications
E; E04; E04B; E04B2/00; E04B2/88; E04B2/90; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/0911; Y10T292/0913; Y10T292/0914; Y10T292/092; Y10T292/42; Y10T292/68; Y10T292/705
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
128 words
IN A BUILDING HAVING A FRAMEWORK, A WALL STRUCTURE COMPRISING RECTANGULAR WALL PANEL ELEMENTS, RESILIENT SEALING STRIPS SECURED TO THE PERIPHERIES OF SAID PANEL ELEMENTS AND HAVING REAR FACES ENGAGEABLE WITH OUTER WALL SURFACES OF SAID FRAMEWORK, MEANS FOR REMOVABLY ATTACHING SAID PANEL ELEMENTS TO SAID FRAMEWORK INCLUDING INTERENGAGEABLE LATCHING MEANS IN A SIDE OF EACH SAID PANEL ELEMENT AND ON SAID FRAMEWORK, RESPECTIVELY, AND SPRING MOUNTING MEANS ASSOCIATED WITH SAID LATCHING MEANS FOR RESILIIENTLY RETRACTABLE COOPERATION THEREOF DURING INTERENGAGEMENT OF THE LATCHING MEANS, AND ADJUSTING MEANS COOPERATING WITH SAID LATCHING MEANS AND OPERABLE AFTER INTERENGAGEMENT THEREOF TO DRAW THE PANEL ELEMENT INWARDLY WITH RESPECT TO THE FRAMEWORK FOR ADJUSTABLE, TIGHT ENGAGEMENT OF SAID REAR FACE OF THE SEALING STRIP WITH SAID OUTER WALL SURFACE OF THE FRAMEWORK.
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) | 1970-04-24 | 1970-10-24 | 1971-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-24 | 1974-10-24 | 1975-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-24 | 1978-10-24 | 1979-04-25 | $7700.00 | Window Closed / Lapsed |