US3283532A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerating apparatus with oil separating means
Assignee: Copeland Industrial LP
•
Filing: 1965-09-23
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Granted: 1966-11-08
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Expires: 1985-09-23
Abstract
No abstract record available.
Inventors
- 👤 Erich J Kocher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:49
CPC Classifications
F; F25; F25B; F25B43/00; F25B43/02; F25B2341/00; F25B2341/001; F25B2341/0016; F25B2700/00; F25B2700/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
IN A REFRIGERATING SYSTEM HAVING AN OIL LUBRICATED COMPRESSOR PROVIDING HIGH PRESSURE GAS TO A DISCHARGE LINE COMMUNICATING WITH A CONDENSER FOR DISTRIBUTION IN THE SYSTEM, AN OIL SEPARATOR INTERPOSED IN THE HIGH PRESSURE DISCHARGE LINE IN OPEN COMMUNICATION THEREWITH FOR INITIALLY SEPARATING ENTRAINED OIL FROM THE HIGH PRESSURE GAS, SAID SEPARATOR COMMUNICATING WITH THE COMPRESSOR FOR RETURNING SEPARATED OIL THERETO, AND MEANS DOWN-
Claim 2
Dependent Claim
64 words
IN A REFRIGERATING SYSTEM HAVING AN OIL LUBRICATED COMPRESSOR PROVIDING HIGH PRESSURE GAS TO A DISCHARGE LINE COMMUNICATING WITH A CONDENSER FOR DISTRIBUTION IN THE SYSTEM, AN OIL SEPARATOR INTERPOSED IN THE HIGH PRESSURE DISCHARGE LINE IN OPEN COMMUNICATION THEREWITH FOR INITIALLY SEPARATING ENTRAINED OIL FROM THE HIGH PRESSURE GAS, SAID SEPARATOR COMMUNICATING WITH THE COMPRESSOR FOR RETURNING SEPARATED OIL THERETO, AND MEANS DOWN-
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) | 1969-11-07 | 1970-05-09 | 1970-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-07 | 1974-05-09 | 1974-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-07 | 1978-05-09 | 1978-11-08 | $7700.00 | Window Closed / Lapsed |