Patent US4051808A successfully refreshed from Google Patents.
US4051808A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paint and stain shield
Assignee: Individual
•
Filing: 1977-03-11
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Granted: 1977-10-04
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Expires: 1997-03-11
Abstract
Abstract A paint shield for shielding the edges of carpets or the like while painting the bottoms of the adjoining walls. The paint shield is formed in four substantially rectangular, substantially planar parts from a single piece of sheet-like material, such as galvanized metal, aluminum, plastic, fiberglass, bakelite, hard rubber, etc.
Inventors
- 👤 William Trupp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:15
CPC Classifications
B; B05; B05B; B05B12/00; B05B12/16; B05B12/20; B05B12/28; B05B12/40
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
207 words
A paint and stain shield for shielding the edges of carpets or the like while painting or staining the bottom of adjoining walls, said paint and stain shield comprising: a. a substantially planar and substantially rectangular lip portion of sheet-like material, b. a substantially planar and substantially rectangular bridge portion of sheet-like material extending from said lip portion along one of the long edges thereof; c. a substantially planar and substantially rectangular reflex portion of sheet-like material extending from said bridge portion along an edge opposite to the edge adjoining said lip portion; and d. a substantially planar and substantially rectangular handle portion of sheet-like material extending from said reflex portion along an edge opposite to the edge adjoining said bridge portion, the angles between said lip portion and said bridge portion, said bridge portion and said reflex portion, and said reflex portion and said handle portion being such that, when said lip portion is positioned between the edge of a carpet and the bottom of an adjoining wall, the line joining said reflex portion and said bridge portion is close to, but does not touch, the carpet and no portion of the paint shield other than said lip portion and said handle portion touches the carpet.
Claim 2
Dependent Claim
207 words
A paint and stain shield for shielding the edges of carpets or the like while painting or staining the bottom of adjoining walls, said paint and stain shield comprising: a. a substantially planar and substantially rectangular lip portion of sheet-like material, b. a substantially planar and substantially rectangular bridge portion of sheet-like material extending from said lip portion along one of the long edges thereof; c. a substantially planar and substantially rectangular reflex portion of sheet-like material extending from said bridge portion along an edge opposite to the edge adjoining said lip portion; and d. a substantially planar and substantially rectangular handle portion of sheet-like material extending from said reflex portion along an edge opposite to the edge adjoining said bridge portion, the angles between said lip portion and said bridge portion, said bridge portion and said reflex portion, and said reflex portion and said handle portion being such that, when said lip portion is positioned between the edge of a carpet and the bottom of an adjoining wall, the line joining said reflex portion and said bridge portion is close to, but does not touch, the carpet and no portion of the paint shield other than said lip portion and said handle portion touches the carpet.
Claim 3
Dependent Claim
116 words
A paint shield as recited in claim 1 wherein the angle α between said lip portion and said bridge portion is between 90° and 180°, the angle β between said bridge portion and said reflex portion is also between 90° and 180° and of the same sense as the angle α, whereby said lip portion, said bridge portion and said reflex portion form a flared open trough looking downward during use of the paint shield, and angle γ between said reflex portion and said handle portion is also between 90° and 180°, but of the opposite sense to the angle α and β, whereby said bridge portion and said handle portion are at least roughly parallel.
Claim 4
Dependent Claim
32 words
A paint shield as recited in claim 1 wherein said lip portion, said bridge portion, said reflex portion and said handle portion are all made from the same piece of sheet-like material.
Claim 5
Dependent Claim
18 words
A paint shield as recited in claim 1 and further comprising a handle carried by said handle portion.
Claim 6
Dependent Claim
46 words
A paint shield as recited in claim 4 wherein said handle comprises an upturned lip at the rear edge of said handle portion, whereby the user of the paint shield can place his or her hand flat on said handle portion and parallel to said handle.
Claim 7
Dependent Claim
30 words
A paint shield as recited in claim 1 wherein the longitudinal edges of said handle portion are curved upwards to enable the shield to slide easily without snagging the carpet.
References Cited (Backward Citations)
US1386706A
Cited
US1411462A
Cited
US2476509A
Cited
US2482977A
Cited
US3536041A
Cited
US3633542A
Cited
US3693589A
Cited
GB1400406A
Cited
US3788274A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-10-03 | 1981-04-04 | 1981-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-10-03 | 1985-04-04 | 1985-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-10-03 | 1989-04-04 | 1989-10-04 | $7700.00 | Window Closed / Lapsed |