Patent US2766569A successfully refreshed from Google Patents.
US2766569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mail treating and inserting device
Assignee: Pitney Bowes Inc
•
Filing: 1952-10-01
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Granted: 1956-10-16
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Expires: 1972-10-01
Abstract
No abstract record available.
Inventors
- 👤 John A Strother
- 👤 Francis J Rouan
- 👤 Samuel E Calhoun
- 👤 John E Oakley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:55
CPC Classifications
B; B43; B43M; B43M3/00; B43M3/04; B43M3/045; Y; Y10; Y10S; Y10S271/00; Y10S271/902
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1803049A
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US1866452A
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US2024583A
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US2301354A
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US2362205A
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US2406006A
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US2569219A
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US2518042A
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US2554573A
Cited
US2577181A
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US2668053A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-16 | 1960-04-16 | 1960-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-16 | 1964-04-16 | 1964-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-16 | 1968-04-16 | 1968-10-16 | $7700.00 | Window Closed / Lapsed |