Patent US2963131A successfully refreshed from Google Patents.
US2963131A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Post for free-standing partitions
Assignee: CORRY JAMESTOWN Manufacturing CORP
•
Filing: 1956-07-13
•
Granted: 1960-12-06
•
Expires: 1976-07-13
Abstract
No abstract record available.
Inventors
- 👤 Warren H Brockway
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:24
CPC Classifications
E; E04; E04B; E04B2/00; E04B2/74; E04B2/7407; E04B2/7416; E04B2/7433
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US466012A
Cited
US562175A
Cited
US651367A
Cited
US651368A
Cited
CH46280A
Cited
US1161780A
Cited
US1545456A
Cited
US1965600A
Cited
US2097600A
Cited
US2356708A
Cited
US2504700A
Cited
US2610754A
Cited
US2765886A
Cited
US2736403A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-06 | 1964-06-06 | 1964-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-06 | 1968-06-06 | 1968-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-06 | 1972-06-06 | 1972-12-06 | $7700.00 | Window Closed / Lapsed |