Patent US2736999A successfully refreshed from Google Patents.
US2736999A
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US
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Envelope stuffing machine
Assignee: Pitney Bowes Inc
•
Filing: 1950-05-25
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Granted: 1956-03-06
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Expires: 1970-05-25
Abstract
No abstract record available.
Inventors
- 👤 Francis J Rouan
- 👤 John A Strother
- 👤 Frederick W Uthenwoldt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:31
CPC Classifications
B; B43; B43M; B43M3/00; B43M3/04; B43M3/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1234897A
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US1803049A
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US1754831A
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US1861406A
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US2258479A
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US2363357A
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US2384506A
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US2427839A
Cited
US2456449A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-06 | 1959-09-05 | 1960-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-06 | 1963-09-05 | 1964-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-06 | 1967-09-05 | 1968-03-06 | $7700.00 | Window Closed / Lapsed |