US2864189A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shopping aid sheet holders for pushcarts
Assignee: OWEN MORGAN AND NILAND
•
Filing: 1957-06-28
•
Granted: 1958-12-16
•
Expires: 1977-06-28
Abstract
No abstract record available.
Inventors
- 👤 Grady E Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:46
CPC Classifications
B; B62; B62B; B62B3/00; B62B3/14; B62B3/1428; G; G09; G09F; G09F23/00; G09F23/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1848950A
Cited
US1248910A
Cited
US1331682A
Cited
US1539449A
Cited
US1852457A
Cited
US1896695A
Cited
US2029091A
Cited
US2333302A
Cited
US2480918A
Cited
FR1128658A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-15 | 1962-06-16 | 1962-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-15 | 1966-06-16 | 1966-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-15 | 1970-06-16 | 1970-12-16 | $7700.00 | Window Closed / Lapsed |