US3630430A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quickly erected scoop-type carton
Assignee: Smurfit Diamond Packaging Corp
•
Filing: 1970-08-06
•
Granted: 1971-12-28
•
Expires: 1990-08-06
Abstract
Abstract A box for quick erection in the shape of a scoop made with application of glue in parallel strips parallel to the blank edges and with an arcuate bottom having curved score lines and tapered sides to the box in assembled form.
Inventors
- 👤 Glenn E Struble
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:00
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/18; E; E01; E01H; E01H1/00; E01H1/12; E01H2001/122; E01H2001/1226; E01H2001/126; Y; Y10; Y10S; Y10S229/00; Y10S229/902; Y10S229/904
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
151 words
A carton formed from a single blank of foldable paperboard comprising a bottom panel having arcuate scored edges and bisected by a score line, a pair of sidewall panels, each hingedly connected by one of said arcuate scored edges to said bottom panel, a pair of end wall panels hingedly attached to opposite lateral edges of one of said sidewall panels by score lines tapering outwardly from said bottom panel connection, and a glue flap hingedly attached to each of said end wall panels opposite said tapering score line by a score line substantially parallel to said tapering score line when the carton is in folded flattened condition but tapering outwardly from said tapering score line and upwardly from the bottom of said end wall panel in other than flattened condition whereby said glue flaps overlap the other of said pair of sidewall panels when in a folded and glued position.
Claim 2
Dependent Claim
151 words
A carton formed from a single blank of foldable paperboard comprising a bottom panel having arcuate scored edges and bisected by a score line, a pair of sidewall panels, each hingedly connected by one of said arcuate scored edges to said bottom panel, a pair of end wall panels hingedly attached to opposite lateral edges of one of said sidewall panels by score lines tapering outwardly from said bottom panel connection, and a glue flap hingedly attached to each of said end wall panels opposite said tapering score line by a score line substantially parallel to said tapering score line when the carton is in folded flattened condition but tapering outwardly from said tapering score line and upwardly from the bottom of said end wall panel in other than flattened condition whereby said glue flaps overlap the other of said pair of sidewall panels when in a folded and glued position.
Claim 3
Dependent Claim
36 words
The carton of claim 1, further characterized by said bottom panel having opposite free edges inclined inward from their intersection with said score line bisecting said bottom panel to their intersection with said arcuate scored edges.
Claim 4
Dependent Claim
46 words
The carton of claim 1, further characterized by said pair of sidewall panels each having an outer free edge opposite said arcuate scored edge, one of said free edges having an arcuate concave shape and the other of said free edges having an arcuate convex shape.
Claim 5
Dependent Claim
23 words
The carton of claim 1 further characterized by each of said end wall panels bisected by a score line from top to bottom.
Claim 6
Dependent Claim
60 words
The carton of claim 1, further characterized by said glue flaps each having a beveled edge extending from said score line attaching each said flap to its adjacent end wall panel, to the outer free edge of said glue flap, said beveled edge having a bevel thereto extending said edge above the arcuate score line of said overlapped sidewall panel.
Claim 7
Dependent Claim
32 words
The carton of claim 1, further characterized by each of said end wall panels extending below said bottom panel when the carton is in erected position, forming legs below said bottom panel.
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) | 1974-12-27 | 1975-06-28 | 1975-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-12-27 | 1979-06-28 | 1979-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-12-27 | 1983-06-28 | 1983-12-28 | $7700.00 | Window Closed / Lapsed |