US2932247A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Charging box for a machine for operating on metal scrap
Assignee: Harris Foundry and Machine Co
•
Filing: 1958-10-27
•
Granted: 1960-04-12
•
Expires: 1978-10-27
Abstract
No abstract record available.
Inventors
- 👤 Wallace M Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:54
CPC Classifications
B; B30; B30B; B30B9/00; B30B9/32; B30B7/00; B30B7/04; B30B9/326; Y; Y10; Y10S; Y10S100/00; Y10S100/901
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-12 | 1963-10-12 | 1964-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-12 | 1967-10-12 | 1968-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-12 | 1971-10-12 | 1972-04-12 | $7700.00 | Window Closed / Lapsed |