US2829566A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Indexing table
Assignee: American Steel Foundries
•
Filing: 1954-02-24
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Granted: 1958-04-08
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Expires: 1974-02-24
Abstract
No abstract record available.
Inventors
- 👤 Edward H Gecks
- 👤 Hines Harry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:54
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/26; B23Q1/262; B23Q1/265; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5104; Y10T29/5109; Y10T29/5111; Y10T409/00; Y10T409/30; Y10T409/30868; Y10T409/308792
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US828468A
Cited
DE273740C
Cited
GB101292A
Cited
US1670772A
Cited
US1737002A
Cited
FR726224A
Cited
US2615288A
Cited
US2615233A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-07 | 1961-10-07 | 1962-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-07 | 1965-10-07 | 1966-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-07 | 1969-10-07 | 1970-04-08 | $7700.00 | Window Closed / Lapsed |