Patent US3201022A successfully refreshed from Google Patents.
US3201022A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reinforced fibreboard box construction
Assignee: Purex Corp Ltd
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Filing: 1962-07-16
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Granted: 1965-08-17
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Expires: 1982-07-16
Abstract
No abstract record available.
Inventors
- 👤 Donald E G Glassco
- 👤 John M Bratton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:11
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/44; B65D5/48; B65D5/48024; B65D5/4804
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
A HIGH STRENGTH COLLAPSIBLE BOX, COMPRISING BOXBOARD SIDE PANELS AND END PANELS WITH CORNER HINGING SO THAT BOX HAS POSITIONS OF PROGRESSIVE PARALLELOGRAM COLLAPSE, AND A SERPENTINE SERIES OF BOXBOARD REINFORCING PANELS EXTENDING WITHIN THE BOX INTERIOR WITH CORNER HINGING AND WITH ATTACHMENT TO SAID BOX SIDE PANELS SO THAT SERIES ALTERNATE REINFORCING PANELS EXTEND CROSSWISE OF THE BOX INTERIOR AND REMAIN PARALLEL MTO SAID BOX END PANELS IN SAID POSITIONS OF PROGRESSIVE PARALLELOGRAM COLLAPSE SAID CORNER HINGING BEING LOCALLY CRUSHED TO REDUCE THE HINGING THICKNESS AND HAVING SLITS EXTENDING PART WAY ALONG THE CRUSHED HINGE LENGTHS.
Claim 2
Dependent Claim
97 words
A HIGH STRENGTH COLLAPSIBLE BOX, COMPRISING BOXBOARD SIDE PANELS AND END PANELS WITH CORNER HINGING SO THAT BOX HAS POSITIONS OF PROGRESSIVE PARALLELOGRAM COLLAPSE, AND A SERPENTINE SERIES OF BOXBOARD REINFORCING PANELS EXTENDING WITHIN THE BOX INTERIOR WITH CORNER HINGING AND WITH ATTACHMENT TO SAID BOX SIDE PANELS SO THAT SERIES ALTERNATE REINFORCING PANELS EXTEND CROSSWISE OF THE BOX INTERIOR AND REMAIN PARALLEL MTO SAID BOX END PANELS IN SAID POSITIONS OF PROGRESSIVE PARALLELOGRAM COLLAPSE SAID CORNER HINGING BEING LOCALLY CRUSHED TO REDUCE THE HINGING THICKNESS AND HAVING SLITS EXTENDING PART WAY ALONG THE CRUSHED HINGE LENGTHS.
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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) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |