Patent US3306462A successfully refreshed from Google Patents.
US3306462A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Storage case for disk-shaped objects
Assignee: Individual
•
Filing: 1965-03-31
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Granted: 1967-02-28
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Expires: 1985-03-31
Abstract
No abstract record available.
Inventors
- 👤 Cruz Edward Da
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:34
CPC Classifications
G; G07; G07D; G07D9/00; G07D9/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A STORAGE CASE FOR SUBSTANTIALLY IDENTICAL ROUND DISKS COMPRISING IN COMBINATION (A) MEANS INCLUDING A CURVED WALL FORMING A CAVITY, AND (B) CONVEX RIBS (1) PROTRUDING INWARDLY FROM AND SPANNING THE CURVED WALL AND (2) FORMING BETWEEN THEMSELVES CONCAVE GROOVES LYING IN PARALLEL PLANES PERPENDICULAR TO THE AXIS OF THE CAVITY AND ACCOMMODATING THE RIMS OF THE DISKS, (C) WITH THE RIBS HAVING A MINIMUM RADIUS LESS THAN THE RADIUS OF THE DISKS AND THE GROOVES HAVING A MAXIMUM RADIUS GREATER THAN THE RADIUS OF THE DISKS, (D) AND WITH THE RIBS AND GROOVES EACH BEING SUBSTANTIALLY SEMI-CIRCULAR AND PROVIDING STABLE EMBRACING SUPPORT FOR THE DISKS IN DIFFERENT ORIENTATIONS OF THE CASE.
Claim 2
Dependent Claim
112 words
A STORAGE CASE FOR SUBSTANTIALLY IDENTICAL ROUND DISKS COMPRISING IN COMBINATION (A) MEANS INCLUDING A CURVED WALL FORMING A CAVITY, AND (B) CONVEX RIBS (1) PROTRUDING INWARDLY FROM AND SPANNING THE CURVED WALL AND (2) FORMING BETWEEN THEMSELVES CONCAVE GROOVES LYING IN PARALLEL PLANES PERPENDICULAR TO THE AXIS OF THE CAVITY AND ACCOMMODATING THE RIMS OF THE DISKS, (C) WITH THE RIBS HAVING A MINIMUM RADIUS LESS THAN THE RADIUS OF THE DISKS AND THE GROOVES HAVING A MAXIMUM RADIUS GREATER THAN THE RADIUS OF THE DISKS, (D) AND WITH THE RIBS AND GROOVES EACH BEING SUBSTANTIALLY SEMI-CIRCULAR AND PROVIDING STABLE EMBRACING SUPPORT FOR THE DISKS IN DIFFERENT ORIENTATIONS OF THE CASE.
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) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |