US3017303A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesive composition containing lignocellulose and extracted lignin and plywood laminate thereof
Assignee: Agrashell Inc
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Filing: 1954-04-22
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Granted: 1962-01-16
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Expires: 1974-04-22
Abstract
No abstract record available.
Inventors
- 👤 Joseph W Ayers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:53
CPC Classifications
C; C09; C09J; C09J163/00; C09J161/00; C08; C08L; C08L2666/00; C08L2666/02; C08L2666/26; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31725; Y10T428/31768; Y10T428/31772; Y10T428/31942; Y10T428/31949; Y10T428/31957; Y10T428/3196
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
55 words
PLYWOOD- AND LAMINATING-ADHESIVE COMPOSITIONS WHICH COMPRISE A GLUE SOLUTION CONTAINING THEREIN A MIXTURE OF 95-50% OF A FINELY DIVIDED NATURALLY-OCCURRING LIGNOCELLULOSE EXTENDER COMPOSED OF FROM 40-65% CELLULOSE AND 5-50% LIGNIN, AND 5-50% OF AN ALKALI-SOLUBILIZED EXTRACTED LIGNIN, SAID GLUE BIENG SELECTED FROM THE GROUP CONSISTING OF PHENOLIC-ALDEHYDE RESIN GLUES, AMINE-ALDEHYDE RESIN GLUES AND PROTEIN GLUES.
Claim 2
Dependent Claim
55 words
PLYWOOD- AND LAMINATING-ADHESIVE COMPOSITIONS WHICH COMPRISE A GLUE SOLUTION CONTAINING THEREIN A MIXTURE OF 95-50% OF A FINELY DIVIDED NATURALLY-OCCURRING LIGNOCELLULOSE EXTENDER COMPOSED OF FROM 40-65% CELLULOSE AND 5-50% LIGNIN, AND 5-50% OF AN ALKALI-SOLUBILIZED EXTRACTED LIGNIN, SAID GLUE BIENG SELECTED FROM THE GROUP CONSISTING OF PHENOLIC-ALDEHYDE RESIN GLUES, AMINE-ALDEHYDE RESIN GLUES AND PROTEIN GLUES.
Claim 3
Dependent Claim
47 words
EXTERIOR GRADE PLYWOOD THE LAYERS OF WHICH ARE BONDED TOGETHER BY AN ADHESIVE COMPOSITION COMPRISING AMINO-ALDEHYDIC RESIN GLUE CONTAINING THEREIN A MIXTURE OF 90-70% OF A FINELY DIVIDED LIGNOCELLULOSIC EXTENDER COMPOSED OF ABOUT 40-65% CELLULOSE AND 5-50% LIGNIN, AND AN ADDITION OF ABOUT 10-30% EXTRACTED SODIUM LIGNATE.
Claim 4
Dependent Claim
47 words
EXTERIOR GRADE PLYWOOD THE LAYERS OF WHICH ARE BONDED TOGETHER BY AN ADHESIVE COMPOSITION COMPRISING AMINO-ALDEHYDIC RESIN GLUE CONTAINING THEREIN A MIXTURE OF 90-70% OF A FINELY DIVIDED LIGNOCELLULOSIC EXTENDER COMPOSED OF ABOUT 40-65% CELLULOSE AND 5-50% LIGNIN, AND AN ADDITION OF ABOUT 10-30% EXTRACTED SODIUM LIGNATE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-15 | 1965-07-17 | 1966-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-15 | 1969-07-17 | 1970-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-15 | 1973-07-17 | 1974-01-16 | $7700.00 | Window Closed / Lapsed |