Patent US1388873A successfully refreshed from Google Patents.
Patent US2720889A successfully refreshed from Google Patents.
US2720889A
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Liquid distributing device
Assignee: SKF AB
•
Filing: 1951-03-21
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Granted: 1955-10-18
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Expires: 1971-03-21
Abstract
No abstract record available.
Inventors
- 👤 Gothberg Karl Evald Andreas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:49
CPC Classifications
F; F16; F16N; F16N25/00; Y; Y10; Y10T; Y10T137/00; Y10T137/4673; Y10T137/479; Y10T137/8593; Y10T137/877; Y10T137/87788
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US162382A
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US320312A
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US416391A
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US713466A
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US763693A
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US850762A
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GB190704955A
Cited
US1121976A
Cited
US1768129A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-17 | 1959-04-18 | 1959-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-17 | 1963-04-18 | 1963-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-17 | 1967-04-18 | 1967-10-18 | $7700.00 | Window Closed / Lapsed |