US3243099A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tape closure for gusseted bags
Assignee: Union Bag and Paper Corp
•
Filing: 1965-02-18
•
Granted: 1966-03-29
•
Expires: 1985-02-18
Abstract
No abstract record available.
Inventors
- 👤 Howard J Winegard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:36
CPC Classifications
B; B65; B65D; B65D33/00; B65D33/16; B65D33/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
IN A TUBULAR BAG STRUCTURE HAVING OPPOSITE FRONT AND BACK WALLS JOINED ALONG EDGE FOLD LINES TO SIDE WALLS WHICH ARE FOLDED ALONG INNER MEDIAL FOLD LINES EXTENDING THE LENGTH OF THE BAG TO FORM GUSSETS AT EACH SIDE OF THE BAG, THAT IMPROVEMENT COMPRISING CUTOUTS AT AN END OF THE BAG IN EACH CORNER OF BOTH SAID FRONT AND BACK WALLS, SAID CUTOUTS HAVING A MAJOR PORTION POSITIONED BETWEEN THE EDGE FOLD LINES AND THE MEDIAL FOLD LINES, AND A CLOSURE TAPE AT THE SAID END OF THE BAG IN ADHESIVE OVERLAPPING RELATION ABOUT SAID FRONT AND BACK WALLS, PORTIONS OF SAID TAPE ADHESIVELY ENGAGING THE INNER WALLS OF THE GUSSETS ON EACH SIDE OF THE BAG THROUGH THE CUTOUTS AT FRONT AND BACK WALLS, SAID TAPE HAVING A TEAR STRIP SECURED TO IT TO PROVIDE AN OPENING MEANS FOR THE BAG.
Claim 2
Dependent Claim
143 words
IN A TUBULAR BAG STRUCTURE HAVING OPPOSITE FRONT AND BACK WALLS JOINED ALONG EDGE FOLD LINES TO SIDE WALLS WHICH ARE FOLDED ALONG INNER MEDIAL FOLD LINES EXTENDING THE LENGTH OF THE BAG TO FORM GUSSETS AT EACH SIDE OF THE BAG, THAT IMPROVEMENT COMPRISING CUTOUTS AT AN END OF THE BAG IN EACH CORNER OF BOTH SAID FRONT AND BACK WALLS, SAID CUTOUTS HAVING A MAJOR PORTION POSITIONED BETWEEN THE EDGE FOLD LINES AND THE MEDIAL FOLD LINES, AND A CLOSURE TAPE AT THE SAID END OF THE BAG IN ADHESIVE OVERLAPPING RELATION ABOUT SAID FRONT AND BACK WALLS, PORTIONS OF SAID TAPE ADHESIVELY ENGAGING THE INNER WALLS OF THE GUSSETS ON EACH SIDE OF THE BAG THROUGH THE CUTOUTS AT FRONT AND BACK WALLS, SAID TAPE HAVING A TEAR STRIP SECURED TO IT TO PROVIDE AN OPENING MEANS FOR THE BAG.
References Cited (Backward Citations)
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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) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |