US3570205A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Panel jointure
Assignee: American Air Filter Co Inc
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Filing: 1968-11-07
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Granted: 1971-03-16
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Expires: 1988-11-07
Abstract
Abstract A NOVEL JOINTURE PROVIDES A PANEL SEAL THAT IS PARTICULARLY ADAPTED FOR ENVIRONMENTALLY CONTROLLED ENCLOSURES AND THAT IS EASILY MOUNTED AND DEMOUNTED. THE NOVEL SEAL IS DESCRIBED AS A CONTINUOUS U-SHAPED BATTEN WITH COMPRESSIBLE SEALANT STRIPS DISPOSED ON EACH SIDE BETWEEN THE PANEL EDGES. A SPLINE FORCES THE SIDES OF THE BATTEN TO FLEX AND COMPRESSES THE SEALANT AGAINST THE PANEL EDGE TO FORM A VAPOR-TIGHT BARRIER.
Inventors
- 👤 Charles Payne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:28
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/38; E04B1/61; E04B1/6108; E04B1/612; E04B1/6166; E04B1/6175
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-15 | 1974-09-14 | 1975-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-15 | 1978-09-14 | 1979-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-15 | 1982-09-14 | 1983-03-16 | $7700.00 | Window Closed / Lapsed |