US3064451A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cooling head for small chambers
Assignee: Union Carbide Corp
•
Filing: 1960-01-14
•
Granted: 1962-11-20
•
Expires: 1980-01-14
Abstract
No abstract record available.
Inventors
- 👤 Ransom P Skinner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:01
CPC Classifications
F; F25; F25D; F25D3/00; F25D3/10; F17; F17C; F17C3/00; F17C3/02; F17C3/08; F17C3/085; Y; Y10; Y10S; Y10S62/00; Y10S62/19
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2522153A
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US2659452A
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US2711084A
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US2927437A
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US2791104A
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US2917629A
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US2953529A
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US2973434A
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US2951944A
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US2996893A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-19 | 1966-05-21 | 1966-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-19 | 1970-05-21 | 1970-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-19 | 1974-05-21 | 1974-11-20 | $7700.00 | Window Closed / Lapsed |