Patent US2947006A successfully refreshed from Google Patents.
US2947006A
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US
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Assignee: GERALD W FROEMKE
•
Filing: 1948-12-24
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Granted: 1960-08-02
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Expires: 1968-12-24
Abstract
No abstract record available.
Inventors
- 👤 Coopersmith Rudolph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:36
CPC Classifications
A; A47; A47C; A47C17/00; A47C17/04; A47C17/22; A47C17/23; A47C17/225
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1095465A
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US1095466A
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US1265073A
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US1214284A
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US1155779A
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US2352989A
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US2345624A
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US2407864A
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US2445241A
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US2505989A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-02 | 1964-02-01 | 1964-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-02 | 1968-02-01 | 1968-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-02 | 1972-02-01 | 1972-08-02 | $7700.00 | Window Closed / Lapsed |