US2887745A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Casting mold and method and apparatus for making the same
Assignee: Individual
•
Filing: 1954-12-06
•
Granted: 1959-05-26
•
Expires: 1974-12-06
Abstract
No abstract record available.
Inventors
- 👤 Bright Thomas John Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:15
CPC Classifications
B; B22; B22C; B22C9/00; B22C9/06; B22C9/02; B22C9/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US703169A
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US1369683A
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US1912889A
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US2160645A
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US2206034A
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US2460213A
Cited
US2448827A
Cited
US2632216A
Cited
US2652609A
Cited
US2682692A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-25 | 1962-11-24 | 1963-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-25 | 1966-11-24 | 1967-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-25 | 1970-11-24 | 1971-05-26 | $7700.00 | Window Closed / Lapsed |