Patent US4481690A successfully refreshed from Google Patents.
US4481690A
Expired / Lapsed
US
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Combination scraper and keycase
Assignee: Shima Idea Center Co Ltd
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Filing: 1983-04-04
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Granted: 1984-11-13
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Expires: 2003-04-04
Abstract
Abstract A combination scraper and keycase having a hollow body providing a compartment for keys, coins or the like and a pair of blades swingably mounted on the body for movement between positions housed in the body and extended operable positions in which the blade cooperatively forms an elongated scraping edge.
Inventors
- 👤 Steven J. Simmons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:57
CPC Classifications
A; A45; A45C; A45C11/00; A45C11/32; A45C11/321; A45C15/00; A47; A47L; A47L13/00; A47L13/02; A47L13/08; B; B60; B60S; B60S3/00; B60S3/04; B60S3/045
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
88 words
A window scraper comprising, in combination: a body member adapted to be held in the hand; a pair of blade members each pivotally mounted on the body member for swingable movement between a position housed in the body member and a position extending outwardly therefrom; said scraper blade members extending transversely of the projected dimension of the window scraper when said blades are extended operably outwardly from the body member in edge abutting relation and having scraper blade portions disposed in end-to-end relation forming a window scraper blade.
Claim 2
Dependent Claim
88 words
A window scraper comprising, in combination: a body member adapted to be held in the hand; a pair of blade members each pivotally mounted on the body member for swingable movement between a position housed in the body member and a position extending outwardly therefrom; said scraper blade members extending transversely of the projected dimension of the window scraper when said blades are extended operably outwardly from the body member in edge abutting relation and having scraper blade portions disposed in end-to-end relation forming a window scraper blade.
Claim 3
Dependent Claim
43 words
The invention defined by claim 1 wherein each of said blade members has a scraper blade portion and the blade members are swingable from the housed position into abutting outwardly extending operable position wherein the scraper blade portions cooperatively form a scraper blade.
Claim 4
Dependent Claim
39 words
The invention defined by claim 1 wherein the body member has opposite concave hand-receiving side edges to facilitate grasping in the hand, and said scraper means when extending operably outwardly from the body member has convex finger-engaging side edges.
Claim 5
Dependent Claim
30 words
The invention defined by claim 1 wherein said body member has a recess therein, and a cover removably closing the recess to form a storage compartment in the body member.
Claim 6
Dependent Claim
18 words
The invention defined by claim 4 wherein there is means in said recess for removably retaining a key.
Claim 7
Dependent Claim
26 words
The invention defined by claim 1 wherein the body member has peripheral outwardly opening channel means for housing the scraper blades when in the inoperable position.
Claim 8
Dependent Claim
89 words
The invention defined by claim 6 wherein said scraper blades are each pivoted at one end to the body member for swingable movement between positions housed in said channel means and operable positions projecting outwardly from the body member and arranged in side by side edge abutting relation, said scraper blades each having a scraper portion extending transversely of its longitudinal dimension with the scraper portions of the blades arranged in end-to-end relation cooperatively forming a longer scraper when the scraper blades are in said operable edge abutting position.
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) | 1987-11-13 | 1988-05-14 | 1988-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-11-13 | 1992-05-14 | 1992-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-11-13 | 1996-05-14 | 1996-11-13 | $7700.00 | Window Closed / Lapsed |