Patent US2568671A successfully refreshed from Google Patents.
US2568671A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pickup arm
Assignee: Admiral Corp
•
Filing: 1948-12-07
•
Granted: 1951-09-18
•
Expires: 1968-12-07
Abstract
No abstract record available.
Inventors
- 👤 Jr James E Vistain
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:21
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/02; A47C7/28
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US842897A
Cited
US874973A
Cited
US1034387A
Cited
US1067530A
Cited
US1132092A
Cited
US1992893A
Cited
US2113401A
Cited
US2326625A
Cited
US2446324A
Cited
US2410607A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-17 | 1955-03-19 | 1955-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-17 | 1959-03-19 | 1959-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-17 | 1963-03-19 | 1963-09-18 | $7700.00 | Window Closed / Lapsed |