US3113713A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glue lap closure
Assignee: West Virginia Pulp and Paper Co
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Filing: 1961-09-29
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Granted: 1963-12-10
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Expires: 1981-09-29
Abstract
No abstract record available.
Inventors
- 👤 Frank W Green
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:12
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/54; B65D5/5405; B65D5/542; B65D5/5435; Y; Y10; Y10S; Y10S206/00; Y10S206/83
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
A GLUE LAP CLOSURE FOR A PAPERBOARD CARTON WHICH CAN BE EASILY OPENED WITHOUT ANY SUBSTANTIAL DELAMINATION COMPRISING: AN OVERLAPPING PORTION AND AN UNDERLAPPING PORTION OF THE PAPERBOARD CARTON, A PULL TAB FOLDABLY CONNECTED TO THE END OF THE SAID OVERLAPPING PORTION, A GLUE BOND WITHIN AND BETWEEN THE OVERLAPPING PORTION AND UNDERLAPPING PORTION AND ADHESIVELY SECURING TOGETHER SAID PORTIONS, SAID GLUE BOND BEING IN THE FORM OF A SERIES OF TAPERED AREAS POINTING AWAY FROM THE SAID PULL TAB, AND EACH OF SAID TAPERED AREAS HAVING A BOTTOM EDGE NEAREST THE PULL TAB WITH THE BOTTOM EDGE OF EACH TAPERED AREA BEING IN SUBSTANTIAL ALIGNMENT AND WITH EACH BOTTOM EDGE BEING THE WIDEST LINE THROUGH SAID TAPERED AREAS MEASURED PARALLEL TO SAID BOTTOM EDGE.
Claim 2
Dependent Claim
125 words
A GLUE LAP CLOSURE FOR A PAPERBOARD CARTON WHICH CAN BE EASILY OPENED WITHOUT ANY SUBSTANTIAL DELAMINATION COMPRISING: AN OVERLAPPING PORTION AND AN UNDERLAPPING PORTION OF THE PAPERBOARD CARTON, A PULL TAB FOLDABLY CONNECTED TO THE END OF THE SAID OVERLAPPING PORTION, A GLUE BOND WITHIN AND BETWEEN THE OVERLAPPING PORTION AND UNDERLAPPING PORTION AND ADHESIVELY SECURING TOGETHER SAID PORTIONS, SAID GLUE BOND BEING IN THE FORM OF A SERIES OF TAPERED AREAS POINTING AWAY FROM THE SAID PULL TAB, AND EACH OF SAID TAPERED AREAS HAVING A BOTTOM EDGE NEAREST THE PULL TAB WITH THE BOTTOM EDGE OF EACH TAPERED AREA BEING IN SUBSTANTIAL ALIGNMENT AND WITH EACH BOTTOM EDGE BEING THE WIDEST LINE THROUGH SAID TAPERED AREAS MEASURED PARALLEL TO SAID BOTTOM EDGE.
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) | 1966-12-09 | 1967-06-10 | 1967-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-09 | 1971-06-10 | 1971-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-09 | 1975-06-10 | 1975-12-10 | $7700.00 | Window Closed / Lapsed |