US2642841A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1950-07-07
•
Granted: 1953-06-23
•
Expires: 1970-07-07
Abstract
No abstract record available.
Inventors
- 👤 Funk Rudolph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:41
CPC Classifications
B; B41; B41J; B41J29/00; B41J29/15; Y; Y10; Y10T; Y10T24/00; Y10T24/20; Y10T24/202; Y10T24/203; Y10T24/204
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US601112A
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US679302A
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US678541A
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US1580344A
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US2115331A
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US2206961A
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US2217127A
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US2183276A
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US2273584A
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FR880722A
Cited
US2447460A
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US2448580A
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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) | 1956-06-22 | 1956-12-22 | 1957-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-22 | 1960-12-22 | 1961-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-22 | 1964-12-22 | 1965-06-23 | $7700.00 | Window Closed / Lapsed |