US3036348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal casting methods and apparatus
Assignee: Hazelett Strip Casting Corp
•
Filing: 1958-03-17
•
Granted: 1962-05-29
•
Expires: 1978-03-17
Abstract
No abstract record available.
Inventors
- 👤 Hazelett Robert William
- 👤 Hazelett Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 05:32
CPC Classifications
B; B22; B22D; B22D11/00; B22D11/06; B22D11/0637; B22D11/068; B22D11/0685; B22D11/0605
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-28 | 1965-11-27 | 1966-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-28 | 1969-11-27 | 1970-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-28 | 1973-11-27 | 1974-05-29 | $7700.00 | Window Closed / Lapsed |