Patent US1811481A successfully refreshed from Google Patents.
Patent US2531647A successfully refreshed from Google Patents.
US2531647A
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US
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Stereotype plate forming and finishing machine
Assignee: Wood Newspaper Machinery Corp
•
Filing: 1946-09-10
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Granted: 1950-11-28
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Expires: 1966-09-10
Abstract
No abstract record available.
Inventors
- 👤 Oscar C Roesen
- 👤 Charles L Ricards
- 👤 Paul L Tollison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 01:26
CPC Classifications
B; B41; B41D; B41D5/00; B41F; B41F27/00; B41F27/10; Y; Y10; Y10S; Y10S29/00; Y10S29/054; Y10S29/064; Y10S29/083; Y10S29/093; Y10S29/096; Y10T; Y10T29/00; Y10T29/33; Y10T409/00; Y10T409/30; Y10T409/303976; Y10T409/306664; Y10T409/30756; Y10T409/307784
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1313775A
Cited
US1418490A
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US1397006A
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US1616256A
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US1843471A
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US2060358A
Cited
US2273963A
Cited
US2381921A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-27 | 1954-05-29 | 1954-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-27 | 1958-05-29 | 1958-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-27 | 1962-05-29 | 1962-11-28 | $7700.00 | Window Closed / Lapsed |