Patent US2670853A successfully refreshed from Google Patents.
US2670853A
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US
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Assignee: Individual
•
Filing: 1951-04-23
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Granted: 1954-03-02
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Expires: 1971-04-23
Abstract
No abstract record available.
Inventors
- 👤 Schneider Eugenic Barbe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:38
CPC Classifications
A; A47; A47F; A47F7/00; A47F7/28; A47F7/281
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US793779A
Cited
US1301797A
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US1704948A
Cited
US1625359A
Cited
US1899813A
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US1974735A
Cited
US2121711A
Cited
US2370822A
Cited
CH248999A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-01 | 1957-08-31 | 1958-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-01 | 1961-08-31 | 1962-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-01 | 1965-08-31 | 1966-03-02 | $7700.00 | Window Closed / Lapsed |