Patent US3756392A successfully refreshed from Google Patents.
US3756392A
Expired / Lapsed
US
⏱️ 0.0 years remaining
End wall for containers
Assignee: Kalle GmbH and Co KG
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Filing: 1969-05-28
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Granted: 1973-09-04
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Expires: 1989-05-28
Abstract
Abstract This invention relates to an end wall for a container which comprises a polygonal plate having a central cylindrical aperture therein, and belt means surrounding the plate and including, at the corners of the plate, projections thereon which engage with corresponding recesses in the plate.
Inventors
- 👤 H Oehlmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:58
CPC Classifications
E; E05; E05D; E05D13/00; E05D13/10; E05D13/12; E05D13/1207; E05D13/1215; B; B65; B65D; B65D5/00; B65D5/02; B65D5/12; B65D5/14; B65D85/00; B65D85/02; B65D85/04; B65D85/66; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/106; E05Y2999/00
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
41 words
An end wall for a container which comprises a polygonal plate having a central cylindrical aperture therein, and belt means surrounding the plate and including, at the corners of the plate, projections thereon which engage with corresponding recesses in the plate.
Claim 2
Dependent Claim
41 words
An end wall for a container which comprises a polygonal plate having a central cylindrical aperture therein, and belt means surrounding the plate and including, at the corners of the plate, projections thereon which engage with corresponding recesses in the plate.
Claim 3
Dependent Claim
14 words
An end wall according to claim 1 in which the polygonal plate is square.
Claim 4
Dependent Claim
16 words
An end wall according to claim 1 in which the plate is provided with reinforcing corrugations.
Claim 5
Dependent Claim
17 words
An end wall according to claim 1 in which the cylindrical aperture is provided with holding prisms.
Claim 6
Dependent Claim
24 words
An end wall according to claim 1 in which the belt includes protuberances on the exterior thereof adapted to engage with a container wall.
Claim 7
Dependent Claim
19 words
An end wall according to claim 1 in which the belt has a circumferential holding strap provided with teeth.
Claim 8
Dependent Claim
18 words
An end wall according to claim 1 in which the projections on the belt have a polygonal configuration.
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) | 1976-09-03 | 1977-03-05 | 1977-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-03 | 1981-03-05 | 1981-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-03 | 1985-03-05 | 1985-09-04 | $7700.00 | Window Closed / Lapsed |