Patent US2591382A successfully refreshed from Google Patents.
US2591382A
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US
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Screen supported paper bag for tank cleaners
Assignee: General Electric Co
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Filing: 1948-10-30
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Granted: 1952-04-01
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Expires: 1968-10-30
Abstract
No abstract record available.
Inventors
- 👤 Archie E Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:15
CPC Classifications
A; A47; A47L; A47L9/00; A47L9/10; A47L9/14; A47L9/1427
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB276545A
Cited
DE500290C
Cited
US1871024A
Cited
US1881086A
Cited
GB387245A
Cited
US2022249A
Cited
FR802641A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-01 | 1955-10-01 | 1956-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-01 | 1959-10-01 | 1960-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-01 | 1963-10-01 | 1964-04-01 | $7700.00 | Window Closed / Lapsed |