US2983970A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mold flask handling system and components thereof
Assignee: Ford Meter Box Co Inc
•
Filing: 1958-08-04
•
Granted: 1961-05-16
•
Expires: 1978-08-04
Abstract
No abstract record available.
Inventors
- 👤 Wilbur E Ford
- 👤 Harry C Hawley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 03:12
CPC Classifications
B; B22; B22D; B22D33/00; B22D33/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2229492A
Cited
US2669758A
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US2842819A
Cited
US2827677A
Cited
US2859498A
Cited
US2806265A
Cited
US2798267A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-15 | 1964-11-14 | 1965-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-15 | 1968-11-14 | 1969-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-15 | 1972-11-14 | 1973-05-16 | $7700.00 | Window Closed / Lapsed |