US2825674A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing boards of pressed composition material
Assignee: Individual
•
Filing: 1954-03-29
•
Granted: 1958-03-04
•
Expires: 1974-03-29
Abstract
No abstract record available.
Inventors
- 👤 Prase Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:52
CPC Classifications
B; B27; B27N; B27N5/00; Y; Y10; Y10T; Y10T428/00; Y10T428/19; Y10T428/192; Y10T428/195; Y10T428/25; Y10T428/253
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
180 words
A METHOD OF PRODUCING BOARDS OF PRESSED COMPOSITION MATERIAL COMPRISING THE STEPS OF PROVIDING A VENEER OF AT LEAST ONE PLY, PLACING AN OUTER FRAME HAVING AN ADHESIVE COATING ON ITS UPPER AND LOWER SIDES UPON SAID VENEER, PLACING A FILLING FRAME UPON SAID OUTER FRAME, LOOSELY FILLING SAID FILLING FRAME WITH A FILLER COMPRISING WASTE PRODUCTS MIXED WITH AN ADHESIVE, SLIGHTLY COMPRESSING SAID FILLER IN SAID FILLING FRAME, REMOVING SAID FILLING FRAME, PLACING A SECOND OUTER FRAME SIMILAR TO SAID FIRST FRAME AND LIKEWISE COATED WITH ADHESIVE ON ITS UPPER AND LOWER SURFACES UPON THE UPPER SURFACE OF SAID FILLER, PLACING A SECOND VENEER UPON THE UPPER SURFACES OF SAID FILLER AND SAID SECOND OUTER FRAME, AND SUBJECTING THE TWO OUTER VENEERS TO HEAT AND A PRESSURE DIRECTED VERTICALLY TO SAID VENEERS SO AS TO COMPRESS THE SAME UNTIL THE UPPER AND LOWER OUTER FRAMES ARE IN CONTACT WITH EACH OTHER, AND MAINTAINING SUCH HEAT AND PRESSURE UNTIL THE ADHESIVE IN SAID FILLER AND ON SAID SURFACES HAS SET THE INDIVIDUAL ELEMENTS OF SAID BOARD ARE SECURELY BONDED TOGETHER.
Claim 2
Independent Claim
180 words
A METHOD OF PRODUCING BOARDS OF PRESSED COMPOSITION MATERIAL COMPRISING THE STEPS OF PROVIDING A VENEER OF AT LEAST ONE PLY, PLACING AN OUTER FRAME HAVING AN ADHESIVE COATING ON ITS UPPER AND LOWER SIDES UPON SAID VENEER, PLACING A FILLING FRAME UPON SAID OUTER FRAME, LOOSELY FILLING SAID FILLING FRAME WITH A FILLER COMPRISING WASTE PRODUCTS MIXED WITH AN ADHESIVE, SLIGHTLY COMPRESSING SAID FILLER IN SAID FILLING FRAME, REMOVING SAID FILLING FRAME, PLACING A SECOND OUTER FRAME SIMILAR TO SAID FIRST FRAME AND LIKEWISE COATED WITH ADHESIVE ON ITS UPPER AND LOWER SURFACES UPON THE UPPER SURFACE OF SAID FILLER, PLACING A SECOND VENEER UPON THE UPPER SURFACES OF SAID FILLER AND SAID SECOND OUTER FRAME, AND SUBJECTING THE TWO OUTER VENEERS TO HEAT AND A PRESSURE DIRECTED VERTICALLY TO SAID VENEERS SO AS TO COMPRESS THE SAME UNTIL THE UPPER AND LOWER OUTER FRAMES ARE IN CONTACT WITH EACH OTHER, AND MAINTAINING SUCH HEAT AND PRESSURE UNTIL THE ADHESIVE IN SAID FILLER AND ON SAID SURFACES HAS SET THE INDIVIDUAL ELEMENTS OF SAID BOARD ARE SECURELY BONDED TOGETHER.
References Cited (Backward Citations)
US1911374A
Cited
US2200650A
Cited
US2356625A
Cited
US2354725A
Cited
US2661511A
Cited
US2649135A
Cited
US2629140A
Cited
US2745779A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-03 | 1961-09-02 | 1962-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-03 | 1965-09-02 | 1966-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-03 | 1969-09-02 | 1970-03-04 | $7700.00 | Window Closed / Lapsed |