US3933288A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispensing carton with cutting edge
Assignee: Smurfit Diamond Packaging Corp
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Filing: 1974-11-15
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Granted: 1976-01-20
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Expires: 1994-11-15
Abstract
Abstract A carton for dispensing sheet material having a cutting edge formed on the edge of the carton blank and folded in the closed carton with the cutting edge protected by the tear strip, until said tear strip is removed, though protruding over a carton edge in the path of the sheet material. The cutting edge is formed by treating with an indurating agent or application of a polystyrene strip.
Inventors
- 👤 Glenn E. Struble
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:31
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/54; B65D5/5405; B65D5/542; B65D83/00; B65D83/08; B65D83/0847; B65D83/0852; B65D83/0882; B65D2583/00; B65D2583/08; B65D2583/082; B65D2583/085; B65D2583/087; B65D85/00; B65D85/67; B65D85/671; B65D85/672; Y; Y10; Y10T; Y10T225/00; Y10T225/20; Y10T225/238; Y10T225/248; Y10T225/249
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
134 words
A carton for dispensing sheet material formed from a blank of paperboard material or the like comprising a front wall panel, a top wall panel, a rear wall panel, a base panel, and an overlap panel connected in the aforementioned consecutive order, a tear strip connected to said front wall panel along the opposite side from the connection of said front wall panel to said top wall panel, a cutter strip connected to said tear strip on the opposite side of said tear strip from the connection of said tear strip to said front wall panel, a cutting edge on said cutter strip on the free end of said cutter strip opposite to its connection to said tear strip, said cutter strip folded back under said tear strip and attached to said base panel.
Claim 2
Dependent Claim
134 words
A carton for dispensing sheet material formed from a blank of paperboard material or the like comprising a front wall panel, a top wall panel, a rear wall panel, a base panel, and an overlap panel connected in the aforementioned consecutive order, a tear strip connected to said front wall panel along the opposite side from the connection of said front wall panel to said top wall panel, a cutter strip connected to said tear strip on the opposite side of said tear strip from the connection of said tear strip to said front wall panel, a cutting edge on said cutter strip on the free end of said cutter strip opposite to its connection to said tear strip, said cutter strip folded back under said tear strip and attached to said base panel.
Claim 3
Dependent Claim
38 words
The carton for dispensing sheet material formed from a blank as in claim 1 further characterized by said overlap panel having a transverse dimension less than a transverse dimension in the same direction of said front wall panel.
Claim 4
Dependent Claim
21 words
The carton as in claim 1 further characterized by said cutter strip having an indurating material thereon along said cutting edge.
Claim 5
Dependent Claim
28 words
The carton as in claim 1 further characterized by a strip of polystyrene material attached to said cutter strip having a serrated edge to form said cutting edge.
Claim 6
Dependent Claim
29 words
The carton as in claim 1 further characterized by said cutter strip attached to said base panel with said cutting edge extending past the edge of said base panel.
Claim 7
Dependent Claim
33 words
The carton as in claim 1, further characterized by a free edge portion connected to said overlap panel at the opposite side from its connection to said base panel and said cutter strip.
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) | 1979-01-19 | 1979-07-21 | 1980-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-01-19 | 1983-07-21 | 1984-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-01-19 | 1987-07-21 | 1988-01-20 | $7700.00 | Window Closed / Lapsed |