US2577559A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Submersible pump assembly
Assignee: Jacuzzi Brothers Inc
•
Filing: 1948-07-01
•
Granted: 1951-12-04
•
Expires: 1968-07-01
Abstract
No abstract record available.
Inventors
- 👤 John E Armstrong
- 👤 Jacuzzi Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:52
CPC Classifications
F; F04; F04D; F04D13/00; F04D13/16; F04D13/02; F04D13/06; F04D13/08; F04D13/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1701468A
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US2002913A
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US2002914A
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US2011341A
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US2002916A
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US2305648A
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US2473061A
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US2404783A
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US2452874A
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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) | 1954-12-03 | 1955-06-04 | 1955-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-03 | 1959-06-04 | 1959-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-03 | 1963-06-04 | 1963-12-04 | $7700.00 | Window Closed / Lapsed |