US2415462A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ceramic molding press
Assignee: AT&T Inc
•
Filing: 1943-08-10
•
Granted: 1947-02-11
•
Expires: 1963-08-10
Abstract
No abstract record available.
Inventors
- 👤 George L Cherry
- 👤 Charles C Veale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:04
CPC Classifications
B; B30; B30B; B30B11/00; B30B11/02; B30B11/04; Y; Y10; Y10S; Y10S164/00; Y10S164/09; Y10S425/00; Y10S425/035; Y10S425/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US610524A
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US790214A
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US1900797A
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US2067401A
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US2267508A
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US2201244A
Cited
GB508598A
Cited
US2320759A
Cited
US2362048A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-02-10 | 1950-08-12 | 1951-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-02-10 | 1954-08-12 | 1955-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-02-10 | 1958-08-12 | 1959-02-11 | $7700.00 | Window Closed / Lapsed |