US2764569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molding compositions and method of making same
Assignee: Emerite Corp
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Filing: 1953-07-13
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Granted: 1956-09-25
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Expires: 1973-07-13
Abstract
No abstract record available.
Inventors
- 👤 Emerson Ralph Waldo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:09
CPC Classifications
C; C08; C08H; C08H8/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A COMPOSITION OF MATTER FORMED BY THE SIMULTANEOUS REACTION OF A MAJOR PART OF A RAW, UNREACTED LIGNOCELLULOSIC MATERIAL OF AT LEAST ONE MEMBER SELECTED FROM THE GROUP CONSISTING OF VEGETABLE FIBERS, COMMINUTED WOOD, BAGASSE, CORNSTALKS, MECHANICAL PULP AND NEWSPAPER TOGETHER WITH ABOUT 0.7 TO ABOUT 11% BY WEIGHT OF UREA BASED ON THE WEIGHT OF THE DRY LIGNOCELLULOSIC MATERIAL, AND ABOUT 0.8 TO ABOUT 16% BY WEIGHT OF FURFURAL BASED ON THE WEIGHT OF THE DRY LIGNOCELLULOSIC MATERIAL, IN THE PRESENCE OF BETWEEN ABOUT 1 TO 16% BY WEIGHT, BASED ON THE WEIGHT OF THE DRY LIGNOCELLULOSIC MATERIAL, OF AN ACIDIC COMPOUND OF AT LEAST ONE MEMBER SELECTED FROM THE GROUP CONSISTING OF AN ACID AND AN INORANIC SALT WHICH PRODUCTS AN ACID REACTION IN WATER.
Claim 2
Dependent Claim
127 words
A COMPOSITION OF MATTER FORMED BY THE SIMULTANEOUS REACTION OF A MAJOR PART OF A RAW, UNREACTED LIGNOCELLULOSIC MATERIAL OF AT LEAST ONE MEMBER SELECTED FROM THE GROUP CONSISTING OF VEGETABLE FIBERS, COMMINUTED WOOD, BAGASSE, CORNSTALKS, MECHANICAL PULP AND NEWSPAPER TOGETHER WITH ABOUT 0.7 TO ABOUT 11% BY WEIGHT OF UREA BASED ON THE WEIGHT OF THE DRY LIGNOCELLULOSIC MATERIAL, AND ABOUT 0.8 TO ABOUT 16% BY WEIGHT OF FURFURAL BASED ON THE WEIGHT OF THE DRY LIGNOCELLULOSIC MATERIAL, IN THE PRESENCE OF BETWEEN ABOUT 1 TO 16% BY WEIGHT, BASED ON THE WEIGHT OF THE DRY LIGNOCELLULOSIC MATERIAL, OF AN ACIDIC COMPOUND OF AT LEAST ONE MEMBER SELECTED FROM THE GROUP CONSISTING OF AN ACID AND AN INORANIC SALT WHICH PRODUCTS AN ACID REACTION IN WATER.
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) | 1959-09-25 | 1960-03-26 | 1960-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-25 | 1964-03-26 | 1964-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-25 | 1968-03-26 | 1968-09-25 | $7700.00 | Window Closed / Lapsed |