Patent US3670749A successfully refreshed from Google Patents.
US3670749A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheath for umbrella
Assignee: KNIRPS INTERNATIONAL A GERMAN CORP GmbH
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Filing: 1970-05-13
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Granted: 1972-06-20
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Expires: 1990-05-13
Abstract
Abstract A sheath for an umbrella of the type which assumes a flat crosssectional shape when collapsed, the sheath having two flat wide lateral walls connected by narrow side walls, the sheath having an open end, a cut-away portion in the front wall and a flap connected to the rear wall and overlying the cut-away portion of the front wall when closed.
Inventors
- 👤 Hans Buschmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:34
CPC Classifications
A; A45; A45B; A45B25/00; A45B25/24
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
200 words
A flexible, foldable umbrella sheath for an umbrella of the type which has a flat cross-sectional shape when in a collapsed condition, the sheath having spaced apart wide lateral walls and relatively narrow lateral walls joining the wide walls along longitudinal edges thereof, the sheath having a closed end and an open end, the improvement comprising a flap extending from and substantially the width of one of the wide lateral walls and foldable thereat over the open end, said flap including an inwardly disposed neck portion of a width narrower than said flap and originating substantially at the upper edge of the one wide lateral wall, the neck portion overlying said open end of said sheath and forming through openings communicating directly with the open end, said flap and said other wide wall including releasable fastening means for securing the flap neck portion over said open end, said other wide lateral wall having a relatively wide opening originating inwardly of the narrow walls at the upper edge thereof and continuing in free converging edges toward said fastening means, said flap having such dimensions as to completely cover the opening when said flap is fastened to the other wide lateral wall.
Claim 2
Dependent Claim
200 words
A flexible, foldable umbrella sheath for an umbrella of the type which has a flat cross-sectional shape when in a collapsed condition, the sheath having spaced apart wide lateral walls and relatively narrow lateral walls joining the wide walls along longitudinal edges thereof, the sheath having a closed end and an open end, the improvement comprising a flap extending from and substantially the width of one of the wide lateral walls and foldable thereat over the open end, said flap including an inwardly disposed neck portion of a width narrower than said flap and originating substantially at the upper edge of the one wide lateral wall, the neck portion overlying said open end of said sheath and forming through openings communicating directly with the open end, said flap and said other wide wall including releasable fastening means for securing the flap neck portion over said open end, said other wide lateral wall having a relatively wide opening originating inwardly of the narrow walls at the upper edge thereof and continuing in free converging edges toward said fastening means, said flap having such dimensions as to completely cover the opening when said flap is fastened to the other wide lateral wall.
Claim 3
Dependent Claim
62 words
A sheath as defined in claim 1 wherein the narrow walls include upper edges at the open end of the sheath comprising inwardly folded portions of said narrow walls extending transversely across and secured at the upper ends of the narrow walls, both of the wide lateral walls including two-plies and a reinforcing layer at the upper open end of said sheath.
Claim 4
Dependent Claim
90 words
A sheath as defined in claim 1, wherein the wide lateral wall from which said flap extends comprises two plies of material having a reinforcing layer extending into said flap and terminating transversely at the neck portion of said flap, said other wall including said reinforcing layer intermediately interrupted for permitting the sheath to be folded upon itself, and fastening means on said one lateral wall for detachable engagement with said flap fastening means for permitting the sheath to be secured in a folded condition when the umbrella is removed.
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) | 1975-06-20 | 1975-12-20 | 1976-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-20 | 1979-12-20 | 1980-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-20 | 1983-12-20 | 1984-06-20 | $7700.00 | Window Closed / Lapsed |