US2714839A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for extracting water from paper stock
Assignee: Individual
•
Filing: 1951-02-28
•
Granted: 1955-08-09
•
Expires: 1971-02-28
Abstract
No abstract record available.
Inventors
- 👤 Mazer Jacob
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:11
CPC Classifications
D; D21; D21F; D21F7/00; D21F7/008; F; F26; F26B; F26B13/00; F26B13/24; F26B13/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1307750A
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US1501179A
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US1438286A
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US1718573A
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US1560331A
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US1550304A
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GB246048A
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US1767889A
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US1737781A
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GB565575A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-08-08 | 1959-02-07 | 1959-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-08 | 1963-02-07 | 1963-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-08 | 1967-02-07 | 1967-08-09 | $7700.00 | Window Closed / Lapsed |