US3375830A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tray with tiltable ends for record cards
Assignee: MASTER CRAFT CORP
•
Filing: 1967-01-12
•
Granted: 1968-04-02
•
Expires: 1987-01-12
Abstract
No abstract record available.
Inventors
- 👤 Allen L Dixon
- 👤 Fitzgerald Charles Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:17
CPC Classifications
B; B42; B42F; B42F17/00; B42F17/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB423604A
Cited
US2054385A
Cited
AU1965134A
Cited
US2374965A
Cited
US2581730A
Cited
GB653082A
Cited
US2954032A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-02 | 1971-10-02 | 1972-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-02 | 1975-10-02 | 1976-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-02 | 1979-10-02 | 1980-04-02 | $7700.00 | Window Closed / Lapsed |