US3079844A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making draw string bags
Assignee: Individual
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Filing: 1961-02-20
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Granted: 1963-03-05
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Expires: 1981-02-20
Abstract
No abstract record available.
Inventors
- 👤 Kugler Emanuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:06
CPC Classifications
B; B31; B31B; B31B70/00; B31B70/74; B31B70/81; B31B70/813; B31B70/8134; B31B70/8135; B31B2160/00; B31B2160/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
209 words
A METHOD OF MAKING A DRAW STRING BAG FROM A BAG STRIP HAVING OPPOSITELY DISPOSED FRONT AND BACK PANELS OF FLEXIBLE, HEAT SEVERABLE PLASTIC MATERIAL CONNECTED TOGETHER ALONG ONE LONGITUDINAL MARGIN OF THE STRIP AND IN WHICH OPPOSITELY DISPOSED LONGITUDINAL EDGE PORTIONS OF SAID PANELS FORM THE OTHER LONGITUDINAL MARGIN OF THE STRIP WITH EACH OF SAID EDGE PORTIONS COMPRISING A TUBULAR HEM CONTAINING STRING MEANS WHICH INCLUDES THE STEPS OF SEALING AND SEGMENTING THE MATERIAL OF SAID BAG STRIP INCLUDING MATERIAL OF SAID HEM SURROUNDING SAID STRING MEANS ALONG TRANSVERSE SEAL LINES AT A BAG WIDTH INTERVAL TO FORM A BAG SEGMENT WHILE LEAVING SAID STRING MEANS INTACT, SAID TRANSVERSE SEAL LINES FORMING THE SIDE MARGINS OF SAID BAG SEGMENT AND SAID HEMS EXTENDING THE FULL WIDTH OF SAID BAG SEGMENT, FASTENING THE STRING MEANS OF THE RESPECTIVE HEMS TOGETHER AT A FIRST POINT OUTSIDE SAID BAG SEGMENT ADJACENT ONE SIDE MARGIN OF SAID BAG SEGMENT, THEN ADVANCING MATERIAL OF SAID HEMS TOWARDS SAID POINT RELATIVE TO THE RESPECTIVE STRING MEANS, AND THEN FASTENING SAID STRING MEANS TOGETHER AT A SECOND POINT OUTSIDE SAID BAG SEGMENT ADJACENT THE OTHER MARGIN THEREOF AND SPACED FROM SAID FIRST POINT A DISTANCE LESS THAN THE FULL WIDTH OF SAID BAG SEGMENT.
Claim 2
Independent Claim
209 words
A METHOD OF MAKING A DRAW STRING BAG FROM A BAG STRIP HAVING OPPOSITELY DISPOSED FRONT AND BACK PANELS OF FLEXIBLE, HEAT SEVERABLE PLASTIC MATERIAL CONNECTED TOGETHER ALONG ONE LONGITUDINAL MARGIN OF THE STRIP AND IN WHICH OPPOSITELY DISPOSED LONGITUDINAL EDGE PORTIONS OF SAID PANELS FORM THE OTHER LONGITUDINAL MARGIN OF THE STRIP WITH EACH OF SAID EDGE PORTIONS COMPRISING A TUBULAR HEM CONTAINING STRING MEANS WHICH INCLUDES THE STEPS OF SEALING AND SEGMENTING THE MATERIAL OF SAID BAG STRIP INCLUDING MATERIAL OF SAID HEM SURROUNDING SAID STRING MEANS ALONG TRANSVERSE SEAL LINES AT A BAG WIDTH INTERVAL TO FORM A BAG SEGMENT WHILE LEAVING SAID STRING MEANS INTACT, SAID TRANSVERSE SEAL LINES FORMING THE SIDE MARGINS OF SAID BAG SEGMENT AND SAID HEMS EXTENDING THE FULL WIDTH OF SAID BAG SEGMENT, FASTENING THE STRING MEANS OF THE RESPECTIVE HEMS TOGETHER AT A FIRST POINT OUTSIDE SAID BAG SEGMENT ADJACENT ONE SIDE MARGIN OF SAID BAG SEGMENT, THEN ADVANCING MATERIAL OF SAID HEMS TOWARDS SAID POINT RELATIVE TO THE RESPECTIVE STRING MEANS, AND THEN FASTENING SAID STRING MEANS TOGETHER AT A SECOND POINT OUTSIDE SAID BAG SEGMENT ADJACENT THE OTHER MARGIN THEREOF AND SPACED FROM SAID FIRST POINT A DISTANCE LESS THAN THE FULL WIDTH OF SAID BAG SEGMENT.
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) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |