US2714647A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic work handling apparatus
Assignee: Westinghouse Electric Corp
•
Filing: 1951-08-25
•
Granted: 1955-08-02
•
Expires: 1971-08-25
Abstract
No abstract record available.
Inventors
- 👤 Paul F Good
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:46
CPC Classifications
C; C21; C21D; C21D9/00; C21D9/0006; C21D9/0018
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1855441A
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US1876960A
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US1904198A
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US1958845A
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US2345937A
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US2556214A
Cited
US2454039A
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US2549975A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-08-01 | 1959-01-31 | 1959-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-01 | 1963-01-31 | 1963-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-01 | 1967-01-31 | 1967-08-02 | $7700.00 | Window Closed / Lapsed |