US3010285A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerated baffles for vacuum systems
Assignee: Associated Electrical Industries Ltd
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Filing: 1960-04-22
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Granted: 1961-11-28
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Expires: 1980-04-22
Abstract
No abstract record available.
Inventors
- 👤 Penn Alan William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:16
CPC Classifications
F; F04; F04F; F04F9/00; B; B01; B01D; B01D8/00; F25; F25B; F25B21/00; F25B21/02; Y; Y10; Y10S; Y10S55/00; Y10S55/15
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-27 | 1965-05-29 | 1965-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-27 | 1969-05-29 | 1969-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-27 | 1973-05-29 | 1973-11-28 | $7700.00 | Window Closed / Lapsed |