US3097177A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lignocellulose molding compositions
Assignee: Emerite Corp
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Filing: 1958-03-10
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Granted: 1963-07-09
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Expires: 1978-03-10
Abstract
No abstract record available.
Inventors
- 👤 Emerson Ralph Waldo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:06
CPC Classifications
D; D21; D21J; D21J7/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A COMPOSITION OF MATTER CAPABLE OF BEING MOLDED INTO OBJECTS COMPRISING A MIXTURE OF A MAJOR PART OF A WEIGHT OF UREA, ABOUT 0.4-16% BY WEIGHT OF FURFURAL, ABOUT 0.5-0% BY WEIGHT OF LIGNIN, UNDER ACIDIC CONOIGNOCELLULOSE MATERIAL, TOGETHER WITH ABOUT 0.4-11% BY DITIONS, SAID PROPORTIONS BEING BASED ON THE WEIGHT OF THE DRY LIGNOCELLULOSIC MATERIAL IN WHICH A TEMPERING COMPOSITION COMPRISING A PETROLEUM RESIDUE RESIN, A DRYING OIL, AND AN OXIDIZING CATALYST IS ALSO INCORPORTED INTO THE MIXTURE.
Claim 2
Dependent Claim
79 words
A COMPOSITION OF MATTER CAPABLE OF BEING MOLDED INTO OBJECTS COMPRISING A MIXTURE OF A MAJOR PART OF A WEIGHT OF UREA, ABOUT 0.4-16% BY WEIGHT OF FURFURAL, ABOUT 0.5-0% BY WEIGHT OF LIGNIN, UNDER ACIDIC CONOIGNOCELLULOSE MATERIAL, TOGETHER WITH ABOUT 0.4-11% BY DITIONS, SAID PROPORTIONS BEING BASED ON THE WEIGHT OF THE DRY LIGNOCELLULOSIC MATERIAL IN WHICH A TEMPERING COMPOSITION COMPRISING A PETROLEUM RESIDUE RESIN, A DRYING OIL, AND AN OXIDIZING CATALYST IS ALSO INCORPORTED INTO THE MIXTURE.
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) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |