Patent US3145033A successfully refreshed from Google Patents.
US3145033A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Book cover and machine and method for making same
Assignee: Continental Can Co Inc
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Filing: 1961-09-07
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Granted: 1964-08-18
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Expires: 1981-09-07
Abstract
No abstract record available.
Inventors
- 👤 William H Caddoo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:40
CPC Classifications
B; B42; B42C; B42C7/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A METHOD OF FORMING A BOOK COVER OF THE TYPE INCLUDING AT LEAST TWO LEAFBOARDS EACH HAVING FIRST AND SECOND PARALLEL EDGE PORTIONS, A SPINE AND A TAPE COMPRISING THE STEPS OF ASSEMBLING THE TWO LEAFBOARDS WITH THE FIRST EDGE PORTIONS THEREOF IN OPPOSED SPACED RELATIONSHIP, THE SPIN BETWEEN AND SPACED FROM THE FIRST EDGE PORTIONS, AND THE TAPE OVERLYING THE SPINE AND THE LEAFBOARDS WITH EDGES OF THE TAPE OVERLAPPING, SECURED TO AND TERMINATING AT THE FIRST EDGE PORTIONS OF THE LEAFBOARDS REMOTE FROM THE SECOND EDGE PORTIONS THEREOF; PASSING THE ASSEMBLED LEAFBOARDS, SPINE AND TAPE BETWEEN OPPOSED PRESSURE ROLLS TO
Claim 2
Independent Claim
102 words
A METHOD OF FORMING A BOOK COVER OF THE TYPE INCLUDING AT LEAST TWO LEAFBOARDS EACH HAVING FIRST AND SECOND PARALLEL EDGE PORTIONS, A SPINE AND A TAPE COMPRISING THE STEPS OF ASSEMBLING THE TWO LEAFBOARDS WITH THE FIRST EDGE PORTIONS THEREOF IN OPPOSED SPACED RELATIONSHIP, THE SPIN BETWEEN AND SPACED FROM THE FIRST EDGE PORTIONS, AND THE TAPE OVERLYING THE SPINE AND THE LEAFBOARDS WITH EDGES OF THE TAPE OVERLAPPING, SECURED TO AND TERMINATING AT THE FIRST EDGE PORTIONS OF THE LEAFBOARDS REMOTE FROM THE SECOND EDGE PORTIONS THEREOF; PASSING THE ASSEMBLED LEAFBOARDS, SPINE AND TAPE BETWEEN OPPOSED PRESSURE ROLLS TO
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) | 1967-08-18 | 1968-02-17 | 1968-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-18 | 1972-02-17 | 1972-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-18 | 1976-02-17 | 1976-08-18 | $7700.00 | Window Closed / Lapsed |