US3655113A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corner protector
Assignee: Carroll Packaging Inc
•
Filing: 1970-06-18
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Granted: 1972-04-11
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Expires: 1990-06-18
Abstract
Abstract A corner protector for packing assemblies comprising an injection molded, monolithic plastic sheet formed into an article receiving pocket, three spaced walls and three carton-engaging border walls. The protector is a shell of single sheet thickness but is rigidified when loaded.
Inventors
- 👤 Hazen J Carroll
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:42
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/02; B65D81/05; B65D81/053; B65D81/055; B65D81/056; B65D2581/00; B65D2581/02; B65D2581/05; B65D2581/051; B65D2581/052; B65D2581/053; B65D2581/055
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
97 words
A corner protector to be disposed between an article and the corner of a container for the article comprising: a monolithic single sheet thickness shell having three flat and linearly contiguous perimeter walls adapted to lie against the trihedral walls of a carton corner, three integrally molded flat and linearly contiguous spacer walls each of which lies perpendicular to a pair of perimeter walls, and a shaped pocket for receiving the article to be protected said pocket being integrally molded with, contiguous with, and bounded by said spacer walls, said perimeter walls extending beyond said spacer walls.
Claim 2
Dependent Claim
97 words
A corner protector to be disposed between an article and the corner of a container for the article comprising: a monolithic single sheet thickness shell having three flat and linearly contiguous perimeter walls adapted to lie against the trihedral walls of a carton corner, three integrally molded flat and linearly contiguous spacer walls each of which lies perpendicular to a pair of perimeter walls, and a shaped pocket for receiving the article to be protected said pocket being integrally molded with, contiguous with, and bounded by said spacer walls, said perimeter walls extending beyond said spacer walls.
Claim 3
Dependent Claim
27 words
The corner protector defined in claim 1 wherein the pocket is made up of a trihedral arrangement of interior walls which are parallel with respective perimeter walls.
Claim 4
Dependent Claim
14 words
A corner protector defined in claim 1 wherein the walls are formed of polyethylene.
Claim 5
Dependent Claim
17 words
The corner protector defined in claim 1 wherein the pocket includes at least one nonflat pocket wall.
Claim 6
Dependent Claim
21 words
The corner protector defined in claim 4 wherein the pocket includes a uniformly curved pocket wall and a flat quadrant-shaped wall.
Claim 7
Dependent Claim
18 words
The corner protector defined in claim 4 wherein the material from which the walls are fabricated is polyethylene.
References Cited (Backward Citations)
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Cited
US3221878A
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US3356209A
Cited
US3283988A
Cited
US3410474A
Cited
US3404827A
Cited
US3482759A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-04-11 | 1975-10-11 | 1976-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-04-11 | 1979-10-11 | 1980-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-04-11 | 1983-10-11 | 1984-04-11 | $7700.00 | Window Closed / Lapsed |