Patent US2786004A successfully refreshed from Google Patents.
US2786004A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal insulation
Assignee: Leobarb Corp
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Filing: 1953-08-07
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Granted: 1957-03-19
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Expires: 1973-08-07
Abstract
No abstract record available.
Inventors
- 👤 Schwartz Alexander
- 👤 Fogelson Emile
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:22
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/74; E04B1/76; E04B1/7654
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
AN IMPROVED THERMAL INSLULATION WHICH COMPRISES AT LEAST TWO SHEETS OF INSULATING MATERIAL ARRANGED IN SUPERPOSED POSITION, ONE BEING A FROMT SHEET AND THE OTHER A BACK SHEET, SHEET MEANS INTERPOSED BETWEEN EDGE PORTIONS OF SAID SHEETS AND CONNECTED THERETO TO FORM ATTACHMENT EDGE STRIPS FOR THE INSULATION EXTENDING THE LENGTH THEREOF, SAID SHEET MEANS BEING ATTACHED LENGTH WISE OF THE SHEETS IN SUCH SPACED RELATION AS TO FORM WITH THE FROMT SHEET A RIGHT-ANGLE TRIANGLE EXTENDING LENGTHWISE ALONG EACH EDGE PORTION OF THE INSULATION THE HYPOTENUSE OF WHICH IS FORMED OF THE SHEET MEANS, SAID RIGHT ANGLE TRIANGLES BEING SO CONSTRUCTED AND ARRANGED THAT WHEN SAID ATTACHMENT EDGE STRIPS ARE ATTACHED TO THE INNER PARALLEL FACES OF TWO ADJACENT FRAMING STRUCTURES AND IN FLAT PARALLEL CONNECTION THERETO, ONE LEG OF EACH TRIANGLE LIES PARALLEL TO THE FRAMING STRUCTURE, ANOTHER LEG
Claim 2
Dependent Claim
141 words
AN IMPROVED THERMAL INSLULATION WHICH COMPRISES AT LEAST TWO SHEETS OF INSULATING MATERIAL ARRANGED IN SUPERPOSED POSITION, ONE BEING A FROMT SHEET AND THE OTHER A BACK SHEET, SHEET MEANS INTERPOSED BETWEEN EDGE PORTIONS OF SAID SHEETS AND CONNECTED THERETO TO FORM ATTACHMENT EDGE STRIPS FOR THE INSULATION EXTENDING THE LENGTH THEREOF, SAID SHEET MEANS BEING ATTACHED LENGTH WISE OF THE SHEETS IN SUCH SPACED RELATION AS TO FORM WITH THE FROMT SHEET A RIGHT-ANGLE TRIANGLE EXTENDING LENGTHWISE ALONG EACH EDGE PORTION OF THE INSULATION THE HYPOTENUSE OF WHICH IS FORMED OF THE SHEET MEANS, SAID RIGHT ANGLE TRIANGLES BEING SO CONSTRUCTED AND ARRANGED THAT WHEN SAID ATTACHMENT EDGE STRIPS ARE ATTACHED TO THE INNER PARALLEL FACES OF TWO ADJACENT FRAMING STRUCTURES AND IN FLAT PARALLEL CONNECTION THERETO, ONE LEG OF EACH TRIANGLE LIES PARALLEL TO THE FRAMING STRUCTURE, ANOTHER LEG
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) | 1960-03-18 | 1960-09-17 | 1961-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-03-18 | 1964-09-17 | 1965-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-03-18 | 1968-09-17 | 1969-03-19 | $7700.00 | Window Closed / Lapsed |