Patent US3409482A successfully refreshed from Google Patents.
Patent US3147674A successfully refreshed from Google Patents.
US3147674A
Expired / Lapsed
US
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Methods of making bags
Assignee: Bemis Brothers Bag Co
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Filing: 1959-06-22
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Granted: 1964-09-08
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Expires: 1979-06-22
Abstract
No abstract record available.
Inventors
- 👤 Arthur D Hoeppner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:27
CPC Classifications
B; B65; B65D; B65D33/00; B65D33/16; B65D33/24; B31; B31B; B31B70/00; B31B70/74; B31B70/81; B31B70/812; B31B70/8123
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
THE METHOD OF MAKING BAGS COMPRISING FOLDING A CONTINUOUS WEB OF BAG MATERIAL LONGITUDINALLY TO PROVIDE A FIRST WALL AND A SECOND WALL WITH THE SECOND WALL WIDER THAN THE FIRST WALL, FOLDING THE WEB SUCH THAT A MARGINAL PORTION THEREOF IS FOLDED BACK OVER FROM THE SECOND WALL TOWARD THE FIRST WALL, SLITTING THE MARGINAL PORTION LONGITUDINALLY TO PROVIDE A STRIP EXTENDING LENGTHWISE OF THE WEB IN POSITION LAPPING THE FREE EDGE OF THE FIRST WALL, THEN SEGMENTING THE FOLDED WEB WITH THE STRIP THEREON AT BAG WIDTH INTERVALS AND SIDE-SEAMING THE SEGMENTS, THE STRIP BEING SIMULTANEOUSLY SEGMENTED AND HAVING ITS ENDS SECURED TO THE SEGMENTS AT THE SIDE SEAMS.
Claim 2
Independent Claim
111 words
THE METHOD OF MAKING BAGS COMPRISING FOLDING A CONTINUOUS WEB OF BAG MATERIAL LONGITUDINALLY TO PROVIDE A FIRST WALL AND A SECOND WALL WITH THE SECOND WALL WIDER THAN THE FIRST WALL, FOLDING THE WEB SUCH THAT A MARGINAL PORTION THEREOF IS FOLDED BACK OVER FROM THE SECOND WALL TOWARD THE FIRST WALL, SLITTING THE MARGINAL PORTION LONGITUDINALLY TO PROVIDE A STRIP EXTENDING LENGTHWISE OF THE WEB IN POSITION LAPPING THE FREE EDGE OF THE FIRST WALL, THEN SEGMENTING THE FOLDED WEB WITH THE STRIP THEREON AT BAG WIDTH INTERVALS AND SIDE-SEAMING THE SEGMENTS, THE STRIP BEING SIMULTANEOUSLY SEGMENTED AND HAVING ITS ENDS SECURED TO THE SEGMENTS AT THE SIDE SEAMS.
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) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |