US3336846A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for the continuous manufacture of boxes comprising a cardboard sheath folded flat around an inner tubular lining
Assignee: Individual
•
Filing: 1964-07-14
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Granted: 1967-08-22
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Expires: 1984-07-14
Abstract
No abstract record available.
Inventors
- 👤 Berghgracht Marius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:06
CPC Classifications
B; B31; B31B; B31B50/00; B31B50/26; B31B2105/00; B31B2105/001; B31B2120/00; B31B2120/40; B31B2120/408
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
IN A PROCESS OF MAKING LINED BOXES, THE STEPS OF FORMING A FLAT-FOLDED CONTINUOUS INNER LINER TUBE, FORMING A FLAT, CONTINUOUS AND MOVING CARDBARD WEB INTO GUTTER SHAPE, INTRODUCING THE INNER TUBE INTO THE GUTTER SUBSTANTIALLY AT THE POINT OF GUTTER FORMATION, FOLDING THE WEB GUTTER INTO FLAT ENCOMPASSING RELATION TO THE INNER LINER TUBE IN SPACED RELATION TO THE POINT OF TUBE INTRODUCTION TO ALLOW THE TUBE TO SEEK A PREDETERMINED LATERAL POSITION WITHIN THE GUTTER PRIOR TO FLAT FOLDING OF THE WEB, AND THEN CUTTING THE WEB AND ENCLOSED LINER INTO PREDETERMINED LENGTHS.
Claim 2
Dependent Claim
95 words
IN A PROCESS OF MAKING LINED BOXES, THE STEPS OF FORMING A FLAT-FOLDED CONTINUOUS INNER LINER TUBE, FORMING A FLAT, CONTINUOUS AND MOVING CARDBARD WEB INTO GUTTER SHAPE, INTRODUCING THE INNER TUBE INTO THE GUTTER SUBSTANTIALLY AT THE POINT OF GUTTER FORMATION, FOLDING THE WEB GUTTER INTO FLAT ENCOMPASSING RELATION TO THE INNER LINER TUBE IN SPACED RELATION TO THE POINT OF TUBE INTRODUCTION TO ALLOW THE TUBE TO SEEK A PREDETERMINED LATERAL POSITION WITHIN THE GUTTER PRIOR TO FLAT FOLDING OF THE WEB, AND THEN CUTTING THE WEB AND ENCLOSED LINER INTO PREDETERMINED LENGTHS.
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) | 1970-08-21 | 1971-02-20 | 1971-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-21 | 1975-02-20 | 1975-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-21 | 1979-02-20 | 1979-08-22 | $7700.00 | Window Closed / Lapsed |