US3561862A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container for projectuals
Assignee: Q Panel Corp
•
Filing: 1968-04-22
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Granted: 1971-02-09
•
Expires: 1988-04-22
Abstract
Abstract A CONTAINER FOR OVERHEAD VISUAL PROJECTUALS THAT SIMPLIFIES THE STORAGE AND USE OF PROJECTUALS BY ENABLYING THE CONTAINER TO BE STORED VERTICALLY ON A SHELF OR IN A FILE DRAWER THROUGH THE UTILIZATION OF A SHELF-BACK.
Inventors
- 👤 Percy Frederick Albee Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:29
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/132; G03B21/54; G03B21/64; Y; Y10; Y10S; Y10S353/00; Y10S353/05
Claims Analysis
Total Claims: 0
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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) | 1974-02-08 | 1974-08-10 | 1975-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-08 | 1978-08-10 | 1979-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-08 | 1982-08-10 | 1983-02-09 | $7700.00 | Window Closed / Lapsed |