US3320707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal covered roof with deformable sealing pads
Assignee: Individual
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Filing: 1965-03-10
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Granted: 1967-05-23
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Expires: 1985-03-10
Abstract
No abstract record available.
Inventors
- 👤 Edward T Berg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:35
CPC Classifications
E; E04; E04D; E04D13/00; E04D13/14; E04D13/147; E04D13/1478; E04D13/1407; E04D13/1415; E04D3/00; E04D3/36; E04D3/366; E04D3/38
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
150 words
ARRANGEMENT FOR COVERING A ROOF COMPRISING AN INVERTED CHANNEL HAVING OUTWARDLY DIRECTED FLANGES FORMED ALONG THE EDGES THEREOF FOR PLACEMENT UPON THE OUTER SURFACE OF THE ROOF, BLOCKS OF INSULATING MATERIAL HAVING DISHED METAL PANELS ENGAGED OVER THEIR TOP SURFACES AND HAVING THEIR BOTTOM SURFACES SUPPORTED UPON SAID FLANGES, SAID DISHED METAL PANELS HAVING SIDE WALLS POSSESSING OUTWARDLY TURNED LIPS LOCATED ABOVE SAID CHANNEL AND BEING OF SUCH WIDTH AS TO LEAVE A GAP BETWEEN THEIR CONFRONTING EDGES, A PAD OF A SEALING MATERIAL IN THE SPACE DEFINED BY THE CONFRONTING SIDE WALLS AND LIPS OF SAID PANELS, A PLATE OF LESSER WIDTH THAN THE DISTANCE BETWEEN THE CONFRONTING SIDE WALLS OF SAID PANELS PLACED UPON SAID PAD, MEANS FOR SECURING SAID PLATE TO SAID CHANNEL, AN INVERTED CHANNEL OF A SIZE ADAPTED TO SPAN THE SPACE BETWEEN THE ADJACENT PANELS, AND MEANS FOR SECURING SAID CHANNEL TO SAID PLATE.
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) | 1970-05-22 | 1970-11-21 | 1971-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-22 | 1974-11-21 | 1975-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-22 | 1978-11-21 | 1979-05-23 | $7700.00 | Window Closed / Lapsed |