US3563293A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Key case
Assignee: Individual
•
Filing: 1969-04-16
•
Granted: 1971-02-16
•
Expires: 1989-04-16
Abstract
Abstract A key case formed of sheet material foldable on itself into a closed container, has strips of magnetized material secured to one-half of the sheet for holding keys that are at least partially paramagnetic or include a magnetic strip thereon, and a plurality of magnetized edge strips are secured to the edges of the sheet for holding the folded material in closed position, and forming when closed a thin key case.
Inventors
- 👤 Robert E Fisher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 07:33
CPC Classifications
A; A45; A45C; A45C11/00; A45C11/32; A45C13/00; A45C13/02; A45C3/00
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
121 words
A key case in combination with at least one key comprising: a. a sheet of flexible, resilient material foldable on itself to form a closed case; b. at least one strip secured to one half of said sheet; c. edge strips mounted around the edges of said sheet, leaving spaces for the fold line of sheet and spaces for finger grips, and said strips arranged in overlapping position in sheet closed position; d. said overlapping strips arranged for releasably securing said sheet in closed position; e. and at least one of said at least one key and said at least one strip being magnetic and the other being at least paramagnetic for holding said at least one key in said case;
Claim 2
Dependent Claim
121 words
A key case in combination with at least one key comprising: a. a sheet of flexible, resilient material foldable on itself to form a closed case; b. at least one strip secured to one half of said sheet; c. edge strips mounted around the edges of said sheet, leaving spaces for the fold line of sheet and spaces for finger grips, and said strips arranged in overlapping position in sheet closed position; d. said overlapping strips arranged for releasably securing said sheet in closed position; e. and at least one of said at least one key and said at least one strip being magnetic and the other being at least paramagnetic for holding said at least one key in said case;
Claim 3
Dependent Claim
23 words
A key case and key combination according to claim 1 wherein said at least one strip is a pair of spaced apart strips.
Claim 4
Dependent Claim
51 words
A key case and key combination according to claim 2 wherein thin paramagnetic metallic strips are secured as said at least a pair of spaced apart strips to said sheet material, and a magnetic strip is secured to said at least one key for magnetically securing said key to said strips.
Claim 5
Dependent Claim
32 words
A key case and key combination according to claim 2 wherein an intermediate strip is secured to said sheet between said at least two strips to support a portion of a key.
Claim 6
Dependent Claim
20 words
A key case and key combination according to claim 1 wherein said at least one strip is a magnetic strip.
Claim 7
Dependent Claim
35 words
A key case and key combination according to claim 5 wherein a thin paramagnetic metallic strip is secured to said sheet and said at least one magnetic strip is secured to said thin metallic strip.
Claim 8
Dependent Claim
26 words
A key case and key combination according to claim 1 wherein said edge strips are magnetic strips arranged to magnetically hold said case in closed position.
Claim 9
Dependent Claim
34 words
A key case and key combination according to claim 7 wherein a thin, paramagnetic metallic strip is secured to the edges of said sheet and said magnetic strips are secured on said metallic strips.
Claim 10
Dependent Claim
25 words
A key case and key combination according to claim 1 wherein said edge strips are Velcro strips for releasably securing said sheet in closed position.
Claim 11
Dependent Claim
27 words
A key case and key combination according to claim 1 wherein said magnetic strips are formed of powdered magnetic material embedded in a flexible, resilient, plastic material.
References Cited (Backward Citations)
US3212546A
Cited
GB1087172A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-15 | 1974-08-17 | 1975-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-15 | 1978-08-17 | 1979-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-15 | 1982-08-17 | 1983-02-16 | $7700.00 | Window Closed / Lapsed |