Patent US3223436A successfully refreshed from Google Patents.
US3223436A
Expired / Lapsed
US
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Method of binding books and product thereof
Assignee: Individual
•
Filing: 1963-04-22
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Granted: 1965-12-14
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Expires: 1983-04-22
Abstract
No abstract record available.
Inventors
- 👤 Hollis V Becker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:37
CPC Classifications
B; B42; B42C; B42C9/00; B42C9/02; Y; Y10; Y10S; Y10S156/00; Y10S156/908
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
THE METHOD OF CONTINUOUSLY BINDING BOOKS COMPRISING EXTRUDING A CONTINUOUS WEB OF POLYETHYLENE HAVING A DENSITY OF FROM 0.915 TO 0.940 POUND PER CUBIC INCH AND A MELT INDEX OF FROM 1 TO 50 ONTO THE EDGES OF A PLURALITY OF ASSEMBLED PAGES, THE EXTRUSION TEMPERATURE OF THE POLYETHYLENE BEING WITHIN THE RANGE OF FROM 600 TO 750*F., WHEREBY PARTIAL OXIDATION OF THE POLYETHYLENE IS OBTAINED AND THE ADHESION OF THE POLYETHYLENE TO THE PAPER IS INCREASED, FIRMLY GRIPPING EACH AS-
Claim 2
Independent Claim
81 words
THE METHOD OF CONTINUOUSLY BINDING BOOKS COMPRISING EXTRUDING A CONTINUOUS WEB OF POLYETHYLENE HAVING A DENSITY OF FROM 0.915 TO 0.940 POUND PER CUBIC INCH AND A MELT INDEX OF FROM 1 TO 50 ONTO THE EDGES OF A PLURALITY OF ASSEMBLED PAGES, THE EXTRUSION TEMPERATURE OF THE POLYETHYLENE BEING WITHIN THE RANGE OF FROM 600 TO 750*F., WHEREBY PARTIAL OXIDATION OF THE POLYETHYLENE IS OBTAINED AND THE ADHESION OF THE POLYETHYLENE TO THE PAPER IS INCREASED, FIRMLY GRIPPING EACH AS-
References Cited (Backward Citations)
US1858685A
Cited
US2579488A
Cited
FR1133453A
Cited
US2919474A
Cited
US2968336A
Cited
US3071819A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |