Patent US3334552A successfully refreshed from Google Patents.
US3334552A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible bag of tubular material
Assignee: Individual
•
Filing: 1963-11-22
•
Granted: 1967-08-08
•
Expires: 1983-11-22
Abstract
No abstract record available.
Inventors
- 👤 Kugler Emanuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:35
CPC Classifications
B; B31; B31B; B31B70/00; B31B70/26; B31B2155/00; B31B2155/003; B31B2160/00; B31B2160/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
194 words
A METHOD OF SUCCESSIVELY PRODUCING FROM AN ELONGATED PLASTIC TUBE BAGS WHICH INCLUDE A FRONT WALL, A REAR WALL HAVING AN UPPER LIP THEREON EXTENDING BEYOND SAID FRONT WALL, AND WHICH HAVE AN OPENING BOUNDED BY SAID FRONT AND REAR WALLS ADJACENT SAID UPPER LIP, SAID METHOD COMPRISING THE STEPS OF FEEDING SAID TUBE LENGTHWISE, FOLDING SAID TUBE DURING SAID LENGTHWISE MOVEMENT INTO A FIRST FOLDED CONFIGURATION OF A SUBSTANTIALLY PLANAR NATURE HAVING TWO SUPERPOSED WALLS, A WIDTH CORRESPONDING TO THE DIAMETER OF SAID TUBE, AND FOLD LINES ALONG OPPOSITE SIDES EDGES, PRODUCING A NOTCH IN BOTH SUPERPOSED WALLS OF SAID FIRST FOLDED CONFIGURATION, SAID NOTCH EXTENDING FROM ONE SAID FOLD LINE INWARDLY FOR A PREDETERMINED EXTENT OF THE WIDTH OF SAID FIRST FOLDED CONFIGURATION, REFOLDING SAID NOTCHED TUBE INTO A SECOND FOLDED CONFIGURATION SIMILARLY OF A SUBSTANTIALLY PLANAR NATURE HAVING TWO SUPERPOSED WALLS AND WHEREIN SAID NOTCH EXISTS PRIMARILY IN ONLY ONE SAID WALL AND THE OTHER SIDE WALL IS CONTIGUOUS LENGTHWISE OF SAID TUBE, AND SEVERING SAID LASTNAMED CONTIGUOUS WALL INTERMEDIATE THE EDGES BOUNDING SAID NOTCH TO THEREBY FORM THE UPPER LIP FOR A PAIR OF BAGS SUCCESSIVELY PRODUCED FROM SAID TUBE.
Claim 2
Independent Claim
194 words
A METHOD OF SUCCESSIVELY PRODUCING FROM AN ELONGATED PLASTIC TUBE BAGS WHICH INCLUDE A FRONT WALL, A REAR WALL HAVING AN UPPER LIP THEREON EXTENDING BEYOND SAID FRONT WALL, AND WHICH HAVE AN OPENING BOUNDED BY SAID FRONT AND REAR WALLS ADJACENT SAID UPPER LIP, SAID METHOD COMPRISING THE STEPS OF FEEDING SAID TUBE LENGTHWISE, FOLDING SAID TUBE DURING SAID LENGTHWISE MOVEMENT INTO A FIRST FOLDED CONFIGURATION OF A SUBSTANTIALLY PLANAR NATURE HAVING TWO SUPERPOSED WALLS, A WIDTH CORRESPONDING TO THE DIAMETER OF SAID TUBE, AND FOLD LINES ALONG OPPOSITE SIDES EDGES, PRODUCING A NOTCH IN BOTH SUPERPOSED WALLS OF SAID FIRST FOLDED CONFIGURATION, SAID NOTCH EXTENDING FROM ONE SAID FOLD LINE INWARDLY FOR A PREDETERMINED EXTENT OF THE WIDTH OF SAID FIRST FOLDED CONFIGURATION, REFOLDING SAID NOTCHED TUBE INTO A SECOND FOLDED CONFIGURATION SIMILARLY OF A SUBSTANTIALLY PLANAR NATURE HAVING TWO SUPERPOSED WALLS AND WHEREIN SAID NOTCH EXISTS PRIMARILY IN ONLY ONE SAID WALL AND THE OTHER SIDE WALL IS CONTIGUOUS LENGTHWISE OF SAID TUBE, AND SEVERING SAID LASTNAMED CONTIGUOUS WALL INTERMEDIATE THE EDGES BOUNDING SAID NOTCH TO THEREBY FORM THE UPPER LIP FOR A PAIR OF BAGS SUCCESSIVELY PRODUCED FROM SAID TUBE.
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) | 1970-08-07 | 1971-02-06 | 1971-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-07 | 1975-02-06 | 1975-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-07 | 1979-02-06 | 1979-08-08 | $7700.00 | Window Closed / Lapsed |