Patent US3209502A successfully refreshed from Google Patents.
US3209502A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insulating roof deck structure
Assignee: Honeywell International Inc
•
Filing: 1961-06-07
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Granted: 1965-10-05
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Expires: 1981-06-07
Abstract
No abstract record available.
Inventors
- 👤 Donegan Joseph Willard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:43
CPC Classifications
E; E04; E04D; E04D13/00; E04D13/16; E04D3/00; E04D3/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
IN AN INSULATING ROOF DESK STRUCTURE COMPRISING COMPOSITE INSULATING UNITS JOINED EDGE TO EDGE, EACH UNIT COMPRISING A PAIR OF SUPERPOSED BOARDS OF FIBROUS INSULATING MATERIAL, A VAPOR BARRIER EXTENDING BETWEEN THE BOARDS AND TERMINATING AT THE EDGES OF THE UNITS AND A SEALANT CONTACTING THE ENDS OF THE VAPOR BARRIER, THE IMPROVEMENT WHICH COMPRISES PROVIDING AT THE TRANSVERSE SHORT EDGES OF THE UNITS MODIFIED SHIP-LAP JOINTS WHEREIN THE EDGES CONTAINING THE VAPOR BARRIER HAVE OPPOSED COMPLEMENTARY INCLINED FACES, AND THE SEALANT IS APPLIED ALONG THE INCLINED FACES COEXTENSIVE WITH THE VAPOR BARRIER TO PROVIDE CONTINUITY OF SAID VAPOR BARRIER BETWEEN THE TRANSVERSE EDGES OF ADJOINING UNITS.
Claim 2
Dependent Claim
107 words
IN AN INSULATING ROOF DESK STRUCTURE COMPRISING COMPOSITE INSULATING UNITS JOINED EDGE TO EDGE, EACH UNIT COMPRISING A PAIR OF SUPERPOSED BOARDS OF FIBROUS INSULATING MATERIAL, A VAPOR BARRIER EXTENDING BETWEEN THE BOARDS AND TERMINATING AT THE EDGES OF THE UNITS AND A SEALANT CONTACTING THE ENDS OF THE VAPOR BARRIER, THE IMPROVEMENT WHICH COMPRISES PROVIDING AT THE TRANSVERSE SHORT EDGES OF THE UNITS MODIFIED SHIP-LAP JOINTS WHEREIN THE EDGES CONTAINING THE VAPOR BARRIER HAVE OPPOSED COMPLEMENTARY INCLINED FACES, AND THE SEALANT IS APPLIED ALONG THE INCLINED FACES COEXTENSIVE WITH THE VAPOR BARRIER TO PROVIDE CONTINUITY OF SAID VAPOR BARRIER BETWEEN THE TRANSVERSE EDGES OF ADJOINING UNITS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |