US2503185A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bed and platen hectographic address machine
Assignee: Individual
•
Filing: 1948-10-11
•
Granted: 1950-04-04
•
Expires: 1968-10-11
Abstract
No abstract record available.
Inventors
- 👤 Ansel J Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:20
CPC Classifications
B; B41; B41L; B41L11/00; B41L11/10; B41L45/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US878117A
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GB267696A
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US1808812A
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US2051376A
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US2014727A
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US2185682A
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US2184362A
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US2303171A
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US2278197A
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US2280095A
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US2269086A
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US2342560A
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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) | 1953-04-03 | 1953-10-03 | 1954-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-04-03 | 1957-10-03 | 1958-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-04-03 | 1961-10-03 | 1962-04-04 | $7700.00 | Window Closed / Lapsed |