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Patent US2559945A successfully refreshed from Google Patents.
US2559945A
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Pulp molding machine
Assignee: Chaplin Corp
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Filing: 1946-11-01
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Granted: 1951-07-10
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Expires: 1966-11-01
Abstract
No abstract record available.
Inventors
- 👤 Merle P Chaplin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:43
CPC Classifications
D; D21; D21J; D21J3/00; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1503; Y10T74/1508; Y10T74/1511
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US646287A
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US798833A
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US1218001A
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US1492668A
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US1946437A
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US1940230A
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US2017017A
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US2307022A
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US2183869A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-09 | 1955-01-08 | 1955-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-09 | 1959-01-08 | 1959-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-09 | 1963-01-08 | 1963-07-10 | $7700.00 | Window Closed / Lapsed |