US2648867A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Currying machine for connection with vacuum systems
Assignee: Alfa Laval Holdings Amsterdam AB
•
Filing: 1947-04-19
•
Granted: 1953-08-18
•
Expires: 1967-04-19
Abstract
No abstract record available.
Inventors
- 👤 Erling Sven Johan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:01
CPC Classifications
A; A01; A01K; A01K13/00; A01K13/002; A01K13/0021
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US219688A
Cited
US310549A
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US1055771A
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US1185354A
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US943424A
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US1084933A
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US1177714A
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US1455116A
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DE597246C
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US2044830A
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GB421664A
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US2074481A
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US2200026A
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US2384458A
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US2406915A
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US2387893A
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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) | 1956-08-17 | 1957-02-16 | 1957-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-17 | 1961-02-16 | 1961-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-17 | 1965-02-16 | 1965-08-18 | $7700.00 | Window Closed / Lapsed |