Patent US2718121A successfully refreshed from Google Patents.
US2718121A
Expired / Lapsed
US
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Refrigerating apparatus
Assignee: Borg Warner Corp
•
Filing: 1952-03-27
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Granted: 1955-09-20
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Expires: 1972-03-27
Abstract
No abstract record available.
Inventors
- 👤 James R Hornaday
- 👤 Donald H Reeves
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:34
CPC Classifications
F; F25; F25D; F25D21/00; F25D21/002; F25D21/008; F25B; F25B2341/00; F25B2341/001; F25B2341/0011
Claims Analysis
Total Claims: 0
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US2679602A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-09-19 | 1959-03-21 | 1959-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-19 | 1963-03-21 | 1963-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-19 | 1967-03-21 | 1967-09-20 | $7700.00 | Window Closed / Lapsed |