US2905082A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and means for offset printing
Assignee: Grotnes Machine Works Inc
•
Filing: 1954-10-07
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Granted: 1959-09-22
•
Expires: 1974-10-07
Abstract
No abstract record available.
Inventors
- 👤 Jr Charles M Stearns
- 👤 Oscar J Van Leer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:55
CPC Classifications
B; B41; B41F; B41F17/00; B41F17/08; B41F17/14; B41F17/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1124711A
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US1980022A
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GB472796A
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US2202465A
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US2335213A
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US2397827A
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US2661543A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-21 | 1963-03-23 | 1963-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-21 | 1967-03-23 | 1967-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-21 | 1971-03-23 | 1971-09-22 | $7700.00 | Window Closed / Lapsed |