Patent US2933407A successfully refreshed from Google Patents.
US2933407A
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Dextrin-dextran adhesives
Assignee: Commonwealth Engineering Company of Ohio
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Filing: 1956-08-08
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Granted: 1960-04-19
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Expires: 1976-08-08
Abstract
No abstract record available.
Inventors
- 👤 Everette E Witt
- 👤 Jr Frederick W Holt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:08
CPC Classifications
C; C09; C09J; C09J103/00; C09J103/02; C08; C08L; C08L2666/00; C08L2666/02; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
AN ADHESIVE COMPOSITION CHARACTERIZED BY GOOD TACK AND QUICK GRAB AND CONSISTING OF THE FOLLOWING CONSTITUENTS BY WEIGHT, 100 PARTS WATER, 90 PARTS DEXTRIN, AND 10 PARTS DEXTRANM SAID DEXTRAN COMPRISING 86% TO 97% OF THE GLUCOSIDIC 1,6 LINKAGES AND HGAVING A MOLECULAR WEIGHT BETWEEN 20,000 AND THAT OF NATIVE, UNHYEROLYZED DEXTRAN
Claim 2
Dependent Claim
52 words
AN ADHESIVE COMPOSITION CHARACTERIZED BY GOOD TACK AND QUICK GRAB AND CONSISTING OF THE FOLLOWING CONSTITUENTS BY WEIGHT, 100 PARTS WATER, 90 PARTS DEXTRIN, AND 10 PARTS DEXTRANM SAID DEXTRAN COMPRISING 86% TO 97% OF THE GLUCOSIDIC 1,6 LINKAGES AND HGAVING A MOLECULAR WEIGHT BETWEEN 20,000 AND THAT OF NATIVE, UNHYEROLYZED DEXTRAN
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Cited
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US2215847A
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US2736710A
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US2749277A
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US2768096A
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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) | 1963-04-19 | 1963-10-19 | 1964-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-19 | 1967-10-19 | 1968-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-19 | 1971-10-19 | 1972-04-19 | $7700.00 | Window Closed / Lapsed |