US2973202A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Document feeding control means
Assignee: Pitney Bowes Inc
•
Filing: 1958-09-29
•
Granted: 1961-02-28
•
Expires: 1978-09-29
Abstract
No abstract record available.
Inventors
- 👤 Robert E Schmeck
- 👤 Joseph P Conklin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:21
CPC Classifications
G; G06; G06K; G06K13/00; G06K13/02; G06K13/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1992840A
Cited
US2072236A
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US2171362A
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US2574595A
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US2675233A
Cited
GB712388A
Cited
US2852250A
Cited
US2793035A
Cited
US2856187A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-02-28 | 1964-08-29 | 1965-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-02-28 | 1968-08-29 | 1969-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-02-28 | 1972-08-29 | 1973-02-28 | $7700.00 | Window Closed / Lapsed |