US2950820A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination display shelf and divider or separator for a stack of columnar articles
Assignee: Mead Corp
•
Filing: 1957-12-09
•
Granted: 1960-08-30
•
Expires: 1977-12-09
Abstract
No abstract record available.
Inventors
- 👤 Robert A Shiels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:52
CPC Classifications
A; A47; A47F; A47F5/00; A47F5/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US955883A
Cited
US1275983A
Cited
US1972532A
Cited
US1917886A
Cited
US2129488A
Cited
US2120610A
Cited
US2271784A
Cited
US2328910A
Cited
US2376916A
Cited
US2469776A
Cited
US2637445A
Cited
US2716495A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-30 | 1964-02-29 | 1964-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-30 | 1968-02-29 | 1968-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-30 | 1972-02-29 | 1972-08-30 | $7700.00 | Window Closed / Lapsed |