US3008199A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing casting molds and a plant for carrying out the said method
Assignee: Individual
•
Filing: 1958-08-19
•
Granted: 1961-11-14
•
Expires: 1978-08-19
Abstract
No abstract record available.
Inventors
- 👤 Jeppesen Vagn Aage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:46
CPC Classifications
B; B22; B22C; B22C11/00; B22C11/10; Y; Y10; Y10S; Y10S425/00; Y10S425/029
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US513998A
Cited
GB471690A
Cited
DE634991C
Cited
US1542601A
Cited
US2636231A
Cited
US2700804A
Cited
US2871527A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-13 | 1965-05-15 | 1965-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-13 | 1969-05-15 | 1969-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-13 | 1973-05-15 | 1973-11-14 | $7700.00 | Window Closed / Lapsed |