US2775955A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air injection milking machine device
Assignee: Individual
•
Filing: 1951-09-07
•
Granted: 1957-01-01
•
Expires: 1971-09-07
Abstract
No abstract record available.
Inventors
- 👤 Austin E Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:54
CPC Classifications
A; A01; A01J; A01J5/00; A01J5/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1195997A
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US784780A
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US951403A
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US1259309A
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US1261780A
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US1396987A
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US1536634A
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US1776909A
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US2509214A
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US2512094A
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US2585178A
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US2683437A
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US2651290A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-01 | 1960-07-02 | 1961-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-01 | 1964-07-02 | 1965-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-01 | 1968-07-02 | 1969-01-01 | $7700.00 | Window Closed / Lapsed |