Patent US2779358A successfully refreshed from Google Patents.
US2779358A
Expired / Lapsed
US
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Filling machine incorporating means for purging air from containers prior to filling
Assignee: KARL KIEFER MACHINE Co
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Filing: 1953-11-16
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Granted: 1957-01-29
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Expires: 1973-11-16
Abstract
No abstract record available.
Inventors
- 👤 Paul R Fechheimer
- 👤 Edward F Rowekamp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:02
CPC Classifications
B; B67; B67C; B67C3/00; B67C3/02; B67C3/22; B67C3/26; B67C3/2634; B67C3/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US301598A
Cited
US1614485A
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US1679386A
Cited
DE443892C
Cited
US1965246A
Cited
US1962161A
Cited
US2136421A
Cited
US2261705A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-29 | 1960-07-30 | 1961-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-29 | 1964-07-30 | 1965-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-29 | 1968-07-30 | 1969-01-29 | $7700.00 | Window Closed / Lapsed |