US3122860A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insulated panels for refrigerated vehicles
Assignee: Englander Co Inc
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Filing: 1959-02-20
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Granted: 1964-03-03
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Expires: 1979-02-20
Abstract
No abstract record available.
Inventors
- 👤 Richard B Schulze
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:48
CPC Classifications
B; B62; B62D; B62D33/00; B62D33/04; B62D33/048
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
AN INSULATED PANEL COMPRISING A CENTRAL FOAM RESIN CORE, A LAYER OF WOVEN MATERIAL ON EACH SIDE OF SAID CORE, EACH VERTICALLY DISPOSED EDGE OF SAID CORE HAVING A URETHANE FOAM STRIP, SAID STRIPS BEING SUBSTANTIALLY THICKER THAN THE CORE TO THEREBY REDUCE HEAT LOSS THROUGH THE PANEL AT THE EDGES THEREOF, THE EDGES OF SAID PANEL BEING BEVELED AND LYING IN PARALLEL PLANES INTERSECTING ONE SIDE OF THE PANEL AT AN ACUTE ANGLE, WHEREBY ADJACENT PANELS MAY BE READILY REMOVED AND REPLACED, AND SUBSTANTIALLY CHANNEL-SHAPED PLASTIC MEMBERS HAVING SPACED FLANGES CONNECTED BY AN INTEGRAL WEB ENGAGING THE STRIPS.
Claim 2
Dependent Claim
99 words
AN INSULATED PANEL COMPRISING A CENTRAL FOAM RESIN CORE, A LAYER OF WOVEN MATERIAL ON EACH SIDE OF SAID CORE, EACH VERTICALLY DISPOSED EDGE OF SAID CORE HAVING A URETHANE FOAM STRIP, SAID STRIPS BEING SUBSTANTIALLY THICKER THAN THE CORE TO THEREBY REDUCE HEAT LOSS THROUGH THE PANEL AT THE EDGES THEREOF, THE EDGES OF SAID PANEL BEING BEVELED AND LYING IN PARALLEL PLANES INTERSECTING ONE SIDE OF THE PANEL AT AN ACUTE ANGLE, WHEREBY ADJACENT PANELS MAY BE READILY REMOVED AND REPLACED, AND SUBSTANTIALLY CHANNEL-SHAPED PLASTIC MEMBERS HAVING SPACED FLANGES CONNECTED BY AN INTEGRAL WEB ENGAGING THE STRIPS.
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) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |