US3107039A
Expired / Lapsed
US
⏱️ 0.0 years remaining
One piece collapsible and glueless egg carton
Assignee: Individual
•
Filing: 1961-03-20
•
Granted: 1963-10-15
•
Expires: 1981-03-20
Abstract
No abstract record available.
Inventors
- 👤 Claude D Painter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:10
CPC Classifications
B; B65; B65D; B65D85/00; B65D85/30; B65D85/32; B65D85/325
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
297 words
A ONE PIECE FOLDABLE EGG CARTON, COMPRISING A ONE PIECE FOLDABLE BLANK HAVING A BOTTOM, TWO SIDE WALLS AND A COVER PORTION ALL FOLDABLE ABOUT PARALLEL FOLD LINES TO COMPLETE AN ELONGATED CONTAINER, THE BOTTOM AND SIDE WALLS OF SAID CARTON HAVING HINGED END CLOSURE, FLAPS AT THE ENDS THEREOF, SAID END CLOSURE FLAPS BEING SEPARATED BY IRREGULAR CUTS EXTENDING ACROSS THE FOLD LINES OF SAID END CLOSURE FLAPS AND FORMING RIGHT ANGLED FEET AT THE LOWER CORNERS OF THE CARTON WHEN ERECTED, AN END CLOSURE FLAP CARRIED BY THE BOTTOM OF THE CARTON DEFINING THE WIDTH AND HEIGHT OF THE CARTON AND BEING FOLDABLE INNER MOST WITH RESPECT TO THE END CLOSURE FLAPS CARRIED BY THE SIDE WALLS OF THE CARTON, THE END CLOSURE FLAPS UPON ONE OF SAID SIDE WALLS HAVING A MUTILATED SLOT AND THE END CLOSURE FLAPS UPON THE OTHER OF SAID SIDE WALLS HAVING A TONGUE WITH DEFORMABLE LATERALLY EXTENDING TABS WHICH INTERLOCK WITH THE MULTILATED SLOT CARRIED BY THE END CLOSURE FLAP OF SAID FIRST SIDE WALL TO COMPLETE THE BOX FORMING PORTION OF THE CARTON WITHOUT A GLUING THEREBETWEEN, THE END CLOSURE FLAP CARRIED BY THE BOTTOM OF THE CARTON HAVING A CUT OUT PORTION TO ACCOMMODATE THE INTERLOCKING TONGUE OF SAID END ENCLOSURE FLAPS, AND AN EGG CELL DEFINING STRUCTURE FORMED AS AN INTEGRAL PART OF SAID BLANK HAVING TRANSVERSE AND LONGITUDINALLY EXTENDING CELL WALL DEFINING PORTIONS FOLDABLE AND INTERLOCKED AS A UNIT INDEPENDENTLY OF THE CONTAINER FORMING PORTION OF THE BLANK AND HINGED TO ONE OF THE SIDE WALLS OF SAID BLANK, WHEREBY WHEN SET UP SAID EGG CELL DEFINING STRUCTURE OF THE BLANK MAY BE FOLDED INTO AN EGG ACCOMMODATING POSITION WITHIN THE BOX FORMING PORTIONS OF THE CONTAINER FOR USE WITHOUT GLUE OR OTHER SECURING MEANS.
Claim 2
Dependent Claim
297 words
A ONE PIECE FOLDABLE EGG CARTON, COMPRISING A ONE PIECE FOLDABLE BLANK HAVING A BOTTOM, TWO SIDE WALLS AND A COVER PORTION ALL FOLDABLE ABOUT PARALLEL FOLD LINES TO COMPLETE AN ELONGATED CONTAINER, THE BOTTOM AND SIDE WALLS OF SAID CARTON HAVING HINGED END CLOSURE, FLAPS AT THE ENDS THEREOF, SAID END CLOSURE FLAPS BEING SEPARATED BY IRREGULAR CUTS EXTENDING ACROSS THE FOLD LINES OF SAID END CLOSURE FLAPS AND FORMING RIGHT ANGLED FEET AT THE LOWER CORNERS OF THE CARTON WHEN ERECTED, AN END CLOSURE FLAP CARRIED BY THE BOTTOM OF THE CARTON DEFINING THE WIDTH AND HEIGHT OF THE CARTON AND BEING FOLDABLE INNER MOST WITH RESPECT TO THE END CLOSURE FLAPS CARRIED BY THE SIDE WALLS OF THE CARTON, THE END CLOSURE FLAPS UPON ONE OF SAID SIDE WALLS HAVING A MUTILATED SLOT AND THE END CLOSURE FLAPS UPON THE OTHER OF SAID SIDE WALLS HAVING A TONGUE WITH DEFORMABLE LATERALLY EXTENDING TABS WHICH INTERLOCK WITH THE MULTILATED SLOT CARRIED BY THE END CLOSURE FLAP OF SAID FIRST SIDE WALL TO COMPLETE THE BOX FORMING PORTION OF THE CARTON WITHOUT A GLUING THEREBETWEEN, THE END CLOSURE FLAP CARRIED BY THE BOTTOM OF THE CARTON HAVING A CUT OUT PORTION TO ACCOMMODATE THE INTERLOCKING TONGUE OF SAID END ENCLOSURE FLAPS, AND AN EGG CELL DEFINING STRUCTURE FORMED AS AN INTEGRAL PART OF SAID BLANK HAVING TRANSVERSE AND LONGITUDINALLY EXTENDING CELL WALL DEFINING PORTIONS FOLDABLE AND INTERLOCKED AS A UNIT INDEPENDENTLY OF THE CONTAINER FORMING PORTION OF THE BLANK AND HINGED TO ONE OF THE SIDE WALLS OF SAID BLANK, WHEREBY WHEN SET UP SAID EGG CELL DEFINING STRUCTURE OF THE BLANK MAY BE FOLDED INTO AN EGG ACCOMMODATING POSITION WITHIN THE BOX FORMING PORTIONS OF THE CONTAINER FOR USE WITHOUT GLUE OR OTHER SECURING MEANS.
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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) | 1966-10-14 | 1967-04-15 | 1967-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-14 | 1971-04-15 | 1971-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-14 | 1975-04-15 | 1975-10-15 | $7700.00 | Window Closed / Lapsed |