Patent US2680445A successfully refreshed from Google Patents.
US2680445A
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Flushing apparatus for milking systems
Assignee: BERRY MILKING SYSTEM
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Filing: 1950-07-03
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Granted: 1954-06-08
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Expires: 1970-07-03
Abstract
No abstract record available.
Inventors
- 👤 Roger S Hemminger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:31
CPC Classifications
A; A01; A01J; A01J7/00; A01J7/02; A01J7/022; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2215018A
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US2199821A
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US2434353A
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US2477415A
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US2624355A
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US2583723A
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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) | 1957-06-07 | 1957-12-07 | 1958-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-07 | 1961-12-07 | 1962-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-07 | 1965-12-07 | 1966-06-08 | $7700.00 | Window Closed / Lapsed |