US2752088A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hermetically sealed radial compressor assembly
Assignee: Whirlpool Corp
•
Filing: 1952-05-20
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Granted: 1956-06-26
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Expires: 1972-05-20
Abstract
No abstract record available.
Inventors
- 👤 William F Borgerd
- 👤 Calling John
- 👤 Isaac M Wherry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:26
CPC Classifications
F; F04; F04B; F04B27/00; F04B27/04; F04B27/053; F04B27/0404; F04B39/00; F04B39/02; F04B39/0223; F04B39/023; F04B39/0238; F04B39/0246; F04B39/06; Y; Y10; Y10S; Y10S417/00; Y10S417/902
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1964415A
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US2113691A
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US2130276A
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US2073547A
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US2286272A
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US2555809A
Cited
US2673028A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-26 | 1959-12-26 | 1960-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-26 | 1963-12-26 | 1964-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-26 | 1967-12-26 | 1968-06-26 | $7700.00 | Window Closed / Lapsed |