US3567298A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stackable box-like containers
Assignee: Individual
•
Filing: 1968-10-14
•
Granted: 1971-03-02
•
Expires: 1988-10-14
Abstract
Abstract A CONTAINER FOR THE STORAGE OF DOCUMENTS AND THE LIKE IS DESCRIBED WHEREIN WEDGE-SHAPED GROOVES ARE PROVIDED ON EACH OF THE LONGITUDINAL SIDES FOR INTERCONNECTING TWO OR MORE HORIZONTALLY DISPOSED CONTAINERS. THE GROOVES FACE OUTWARDLY ON ONE SIDE AND INWARDLY ON THE OPPOSITE SIDE OF EACH CONTAINER. A RAISED FLAT PORTION AND LONGITUDINAL HUMPS DISPOSED ON THE TOP OF THE CONTAINER FIT INTO CORRESPONDING RELIEFS IN THE BOTTOM OF A SECOND CONTAINER VERTICALLY SUPERIMPOSED ON THE BOTTOM CONTAINER. A FLAP MAY BE USED TO COVER THE FRONT OPENING, AND AN INSERT CAN BE PROVIDED FOR CARRYING DOCUMENTS.
Inventors
- 👤 Antonius J J Ambaum
- 👤 Peter A M Ambaum
- 👤 Wilhelmus J C Ambaum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:42
CPC Classifications
A; A47; A47B; A47B96/00; A47B96/16; A47B87/00; A47B87/02; A47B87/0284; A47B87/0292; B; B42; B42F; B42F7/00; B42F7/14
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-01 | 1974-08-31 | 1975-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-01 | 1978-08-31 | 1979-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-01 | 1982-08-31 | 1983-03-02 | $7700.00 | Window Closed / Lapsed |