US2831793A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite veneer or plywood panel
Assignee: —
•
Filing: —
•
Granted: 1958-04-22
•
Expires: 1975-04-22
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:01
CPC Classifications
B; B27; B27D; B27D1/00; B27D1/04; B27D1/06; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T428/24322; Y10T428/24331; Y10T428/24339; Y10T428/24942; Y10T428/24992; Y10T428/249921; Y10T428/249953; Y10T428/249962; Y10T428/249964; Y10T428/249965; Y10T428/249966; Y10T428/25; Y10T428/253; Y10T428/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
178 words
A COMPOSITE WOOD VENEER PANEL INCLUDING A FIBROUSS LIGNO-CELLULOSE PARTICLE CORE CONSISTING OF FIBROUS WOODY PARTICLES BONDED TOGETHER, AND A THIN POROUS WOOD VENEER LAYER BONDED TO A SURFACE OF THE CORE, THE VENEER LAYER BEING DRY BUT HAVING THE SAME ACROSS-THE-GRAIN WIDTH AS THE WIDTH OF THE SAME VENEER IN GREEN CONDITION, THE VENEER LAYER HAVING A THICKNESS OF THE ORDER OF 1/30, TO 1/100 OF AN INCH, THE CORE INCLUDING A SURFACE ZONE MORE DENSE THAN THE INTERIOR OF THE CORE, AT LEAST 50% OF THE PARTICLES IN CONTACT WITH THE VENEER HAVING A FINENESS SUCH AS TO PASS A 20-MESH SCREEN, THE RATIO OF BONDING COMPONENT TO WOOD PARTICLES IN THE SURFACE ZONE BEING HIGHER THAN THE SAME RATIO IN THE INTERIOR OF THE CORE, THE VENEER LAYER BEING BONDED TO THE EXTERIOR OF SAID DENSE SURFACE ZONE, AND OUTER SURFACE OF THE VENEER LAYER BEING PLANE, THE INNER SURFACE IN CONTACT WITH THE CORE BEING UNEVEN, WHEREBY INEQUALITIES IN THICKNESS OF THE VENEER LAYER ARE TAKEN UP BY THE OUTER SURFACE OF THE CORE.
Claim 2
Dependent Claim
178 words
A COMPOSITE WOOD VENEER PANEL INCLUDING A FIBROUSS LIGNO-CELLULOSE PARTICLE CORE CONSISTING OF FIBROUS WOODY PARTICLES BONDED TOGETHER, AND A THIN POROUS WOOD VENEER LAYER BONDED TO A SURFACE OF THE CORE, THE VENEER LAYER BEING DRY BUT HAVING THE SAME ACROSS-THE-GRAIN WIDTH AS THE WIDTH OF THE SAME VENEER IN GREEN CONDITION, THE VENEER LAYER HAVING A THICKNESS OF THE ORDER OF 1/30, TO 1/100 OF AN INCH, THE CORE INCLUDING A SURFACE ZONE MORE DENSE THAN THE INTERIOR OF THE CORE, AT LEAST 50% OF THE PARTICLES IN CONTACT WITH THE VENEER HAVING A FINENESS SUCH AS TO PASS A 20-MESH SCREEN, THE RATIO OF BONDING COMPONENT TO WOOD PARTICLES IN THE SURFACE ZONE BEING HIGHER THAN THE SAME RATIO IN THE INTERIOR OF THE CORE, THE VENEER LAYER BEING BONDED TO THE EXTERIOR OF SAID DENSE SURFACE ZONE, AND OUTER SURFACE OF THE VENEER LAYER BEING PLANE, THE INNER SURFACE IN CONTACT WITH THE CORE BEING UNEVEN, WHEREBY INEQUALITIES IN THICKNESS OF THE VENEER LAYER ARE TAKEN UP BY THE OUTER SURFACE OF THE CORE.
References Cited (Backward Citations)
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Cited
US2124921A
Cited
US2356625A
Cited
US2337792A
Cited
US2642371A
Cited
US2514318A
Cited
US2419614A
Cited
US2542025A
Cited
US2545603A
Cited
US2708296A
Cited
US2698271A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-21 | 1961-10-21 | 1962-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-21 | 1965-10-21 | 1966-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-21 | 1969-10-21 | 1970-04-22 | $7700.00 | Window Closed / Lapsed |