US3137217A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making corrugated cartons and blanks therefor
Assignee: CHARLES I ELLIOTT CORP
•
Filing: 1963-02-12
•
Granted: 1964-06-16
•
Expires: 1983-02-12
Abstract
No abstract record available.
Inventors
- 👤 Charles I Elliott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:37
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/02; B65D5/0236; B65D5/0227; B31; B31B; B31B50/00; B31B50/25; B31B50/252; Y; Y10; Y10S; Y10S229/00; Y10S229/939; Y10S229/94
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
THE METHOD OF MAKING A CARTON BLANK FROM A SHEET OF DOUBLE FACED CORRUGATED BOARD WHICH COMPRISES THE STEPS OF FOLDING A SHEET OF SAID BOARD ALONG LATERAL COLLAPSING FOLD LINES WHICH EXTEND IN THE DIRECTION OF THE CORRUGATIONS TO FORM A COLLAPSED FLAT TUBULAR STRUCTURE; SECURING TOGETHER OPPOSITE LATERAL PORTIONS OF THE FOLDED SHEET TO FORM A SEAM; AND PERFORMING AT THE FOUR CORNERS OF THE FLAT TUBULAR STRUCTURE COMBINED CREASING AND SLITTING OPERATIONS, THE OPERATION AT EACH CORNER COMPRISING, IMPRESSING INTO THE TUBULAR STRUCTURE FROM OPPOSITE SIDES A PAIR OF CREASES SUBSTANTIALLY IN THE SHAPE OF A T, THE HEAD OF THE T EXTENDING TRANSVERSE TO THE CORRUGATION, THE STEM OF THE T BEING IN THE DIRECTION OF THE CORRUGATION, AND SLITTING THE BLANK THROUGH BOTH OF ITS THICKNESSES ABOVE THE HEAD OF THE T SUBSTANTIALLY IN LINE WITH THE STEM OF THE T TO EDGE OF THE BLANK.
Claim 2
Independent Claim
151 words
THE METHOD OF MAKING A CARTON BLANK FROM A SHEET OF DOUBLE FACED CORRUGATED BOARD WHICH COMPRISES THE STEPS OF FOLDING A SHEET OF SAID BOARD ALONG LATERAL COLLAPSING FOLD LINES WHICH EXTEND IN THE DIRECTION OF THE CORRUGATIONS TO FORM A COLLAPSED FLAT TUBULAR STRUCTURE; SECURING TOGETHER OPPOSITE LATERAL PORTIONS OF THE FOLDED SHEET TO FORM A SEAM; AND PERFORMING AT THE FOUR CORNERS OF THE FLAT TUBULAR STRUCTURE COMBINED CREASING AND SLITTING OPERATIONS, THE OPERATION AT EACH CORNER COMPRISING, IMPRESSING INTO THE TUBULAR STRUCTURE FROM OPPOSITE SIDES A PAIR OF CREASES SUBSTANTIALLY IN THE SHAPE OF A T, THE HEAD OF THE T EXTENDING TRANSVERSE TO THE CORRUGATION, THE STEM OF THE T BEING IN THE DIRECTION OF THE CORRUGATION, AND SLITTING THE BLANK THROUGH BOTH OF ITS THICKNESSES ABOVE THE HEAD OF THE T SUBSTANTIALLY IN LINE WITH THE STEM OF THE T TO EDGE OF THE BLANK.
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) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |