Patent US1785408A successfully refreshed from Google Patents.
Patent US3606080A successfully refreshed from Google Patents.
US3606080A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic bag package
Assignee: Presto Products Inc
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Filing: 1970-01-29
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Granted: 1971-09-20
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Expires: 1990-01-29
Abstract
Abstract A BOX HAVING A REMOVBLE WALL PORTION PROVIDING AN ACCESS SLOT CONTAINS PAPER OR PLASTIC ARTICLES WOUND UPON A BRIDGE MEMBER FORMED FROM A CARDBOARD STRIP WHICH HAS ITS END WIDER THAN ITS INTERMEDIATE PORTION AND FOLDED TO BE ABUTMENTS AND DISPOSED VERTICALLY IN SUBSTANTIAL CONTACT WITH THE ENDS OF THE BOX. SANDWICH BAGS EXEMPLIFYING THE ARTICLES PACKAGED HAVE BOTH ENDS IN THE LOWER PART OF THE BOX, ONLY THEIR INTERMEDIATE PORTIONS LYING ABOVE THE BRIDGE MEMBER, THE LATER BEING ABOUT ONE-HALF SO FAR FROM THE TOP OF THE BOX AS FROM ITS BOTTOM.
Inventors
- 👤 John E Lynch
- 👤 Anton Zeller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:42
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/08; B65D83/0847
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |