Patent US5993038A successfully refreshed from Google Patents.
US3604673A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Picture straightener
Assignee: Individual
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Filing: 1969-11-14
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Granted: 1971-09-14
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Expires: 1989-11-14
Abstract
Abstract A two-part picture straightener, each part of which is attached respectively by a pressure-sensitive adhesive to the rear of a picture frame and the wall on which it is hung. Lateral displacement is prevented by a mating ridge and groove on respective elements. Also the two elements attract each other magnetically.
Inventors
- 👤 Robert I Klein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:53
CPC Classifications
A; A47; A47G; A47G1/00; A47G1/16; A47G1/168; Y; Y10; Y10S; Y10S428/00; Y10S428/90
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
164 words
A picture straightener comprising a first element having two faces one of which is coated with an adhesive for attachment to the rear of a picture frame, and a second element having two faces one of which is coated with an adhesive for attachment to a wall, one of said elements having on the other face thereof at least one triangularly shaped ridge and the other of said elements having on the other face thereof at least one triangularly shaped groove, with said at least one groove and said at least one ridge arranged to mate with each other, wherein at least one of said first and second elements is magnetized such that said first and second elements are attracted magnetically to each other, and further wherein the two faces of one of said first and second elements are at an angle relative to each other which is approximately equal to the angle at which said picture is to be hung from a wall.
Claim 2
Dependent Claim
164 words
A picture straightener comprising a first element having two faces one of which is coated with an adhesive for attachment to the rear of a picture frame, and a second element having two faces one of which is coated with an adhesive for attachment to a wall, one of said elements having on the other face thereof at least one triangularly shaped ridge and the other of said elements having on the other face thereof at least one triangularly shaped groove, with said at least one groove and said at least one ridge arranged to mate with each other, wherein at least one of said first and second elements is magnetized such that said first and second elements are attracted magnetically to each other, and further wherein the two faces of one of said first and second elements are at an angle relative to each other which is approximately equal to the angle at which said picture is to be hung from a wall.
Claim 3
Dependent Claim
62 words
A picture straightener in accordance with claim 1 wherein said element having said two faces at an angle relative to each other includes a first part having said adhesive on one face thereof and a second part for mating with the other element, said second part and said first part having mating means for maintaining said second part within said first part.
Claim 4
Dependent Claim
43 words
A picture straightener in accordance with claim 2 wherein said mating means permits said second part to be moved within said first part in a direCtion away from the plane of said adhesive and prevents movement of said second part in other directions.
Claim 5
Dependent Claim
130 words
A picture straightener comprising a first element having two faces attachable to the rear of a picture frame, and a second element having two faces attachable to a wall, one of said elements having on one face thereof at least one triangularly shaped ridge and the other of said elements having on one face thereof at least one triangularly shaped groove, with said at least one groove and said at least one ridge arranged to mate with each other, wherein one of said first and second elements includes a first part having an adhesive on one face thereof and a second part for mating with the other element, said second part and said first part having mating means and magnetic means for maintaining said second part within said first part.
Claim 6
Dependent Claim
130 words
A picture straightener comprising a first element having two faces attachable to the rear of a picture frame, and a second element having two faces attachable to a wall, one of said elements having on one face thereof at least one triangularly shaped ridge and the other of said elements having on one face thereof at least one triangularly shaped groove, with said at least one groove and said at least one ridge arranged to mate with each other, wherein one of said first and second elements includes a first part having an adhesive on one face thereof and a second part for mating with the other element, said second part and said first part having mating means and magnetic means for maintaining said second part within said first part.
Claim 7
Dependent Claim
43 words
A picture straightener in accordance with claim 4 wherein said mating means permits said second part to be moved within said first part in a direction away from the plane of said adhesive and prevents movement of said second part in other directions.
Claim 8
Dependent Claim
46 words
A picture straightener in accordance with claim 5 wherein the two faces of one of said first and second elements are at an angle relative to each other which is approximately equal to the angle at which said picture is to be hung from a wall.
Claim 9
Dependent Claim
33 words
A picture straightener in accordance with claim 6 wherein at least one of said first and second elements is magnetized such that said first and second elements are attracted magnetically to each other.
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) | 1974-09-13 | 1975-03-15 | 1975-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-13 | 1979-03-15 | 1979-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-13 | 1983-03-15 | 1983-09-14 | $7700.00 | Window Closed / Lapsed |