Patent US3120901A successfully refreshed from Google Patents.
US3120901A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molded egg tray
Assignee: Packaging Corp of America
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Filing: 1962-12-21
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Granted: 1964-02-11
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Expires: 1982-12-21
Abstract
No abstract record available.
Inventors
- 👤 Boyd James William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:32
CPC Classifications
B; B65; B65D; B65D85/00; B65D85/30; B65D85/32; B65D85/322; B65D85/324
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
A MOLDED PULP FILLER FLAT COMPRISING A SUBSTANTIALLY FLAT SHEET HAVING A PLURALITY OF ALTERNATE ROWS OF POCKETS AND HOLLOW POSTS EXTENDING FROM THE PLANE OF SAID SHEET, A PREDETERMINED NUMBER OF SAID HOLLOW POSTS EACH HAVING THE INTERIOR THEREOF PROVIDED WITH A SOLID INWARDLY EXTENDING PROJECTION SPACED FROM THE UPPER END OF SAID HOLLOW INTERIOR, AND A PLURALITY OF SOLID SECOND PROJECTIONS EXTENDING UPWARDLY FROM SAID SHEET PLANE AND DISPOSED OUTWARDLY OF A TERMINAL ROW OF POSTS; EACH OF SAID SECOND PROJECTIONS HAVING AT LEAST A PORTION THEREOF DISPOSED IN CLOSER PROXIMITY TO THE PERIPHERY OF SAID SHEET THAN TO AN ADJACENT POST IN SAID TERMINAL ROW; SAID SECOND PROJECTION PORTIONS BEING ENGAGEABLE WITH THE UNDERSIDE OF A FILLER FLAT ARRANGED IN SUPERPOSED NESTED RELATION, AND SUCH NESTED FILLER FLATS DENESTABLE WHEN ONE OF SUCH FLATS IS PIVOTED RELATIVE TO THE OTHER ABOUT ALL THE ENGAGING SECOND PROJECTION PORTIONS ACTING AS A FULCRUM.
Claim 2
Dependent Claim
154 words
A MOLDED PULP FILLER FLAT COMPRISING A SUBSTANTIALLY FLAT SHEET HAVING A PLURALITY OF ALTERNATE ROWS OF POCKETS AND HOLLOW POSTS EXTENDING FROM THE PLANE OF SAID SHEET, A PREDETERMINED NUMBER OF SAID HOLLOW POSTS EACH HAVING THE INTERIOR THEREOF PROVIDED WITH A SOLID INWARDLY EXTENDING PROJECTION SPACED FROM THE UPPER END OF SAID HOLLOW INTERIOR, AND A PLURALITY OF SOLID SECOND PROJECTIONS EXTENDING UPWARDLY FROM SAID SHEET PLANE AND DISPOSED OUTWARDLY OF A TERMINAL ROW OF POSTS; EACH OF SAID SECOND PROJECTIONS HAVING AT LEAST A PORTION THEREOF DISPOSED IN CLOSER PROXIMITY TO THE PERIPHERY OF SAID SHEET THAN TO AN ADJACENT POST IN SAID TERMINAL ROW; SAID SECOND PROJECTION PORTIONS BEING ENGAGEABLE WITH THE UNDERSIDE OF A FILLER FLAT ARRANGED IN SUPERPOSED NESTED RELATION, AND SUCH NESTED FILLER FLATS DENESTABLE WHEN ONE OF SUCH FLATS IS PIVOTED RELATIVE TO THE OTHER ABOUT ALL THE ENGAGING SECOND PROJECTION PORTIONS ACTING AS A FULCRUM.
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) | 1967-02-10 | 1967-08-12 | 1968-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-10 | 1971-08-12 | 1972-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-10 | 1975-08-12 | 1976-02-11 | $7700.00 | Window Closed / Lapsed |