Patent US2800073A successfully refreshed from Google Patents.
US2800073A
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High speed paper advance system
Assignee: Raytheon Co
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Filing: 1954-12-17
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Granted: 1957-07-23
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Expires: 1974-12-17
Abstract
No abstract record available.
Inventors
- 👤 Arnold H Block
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:50
CPC Classifications
B; B41; B41J; B41J9/00; B41J9/26; B41J9/38; B41J11/00; B41J11/36; B41J11/42
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2066029A
Cited
US2244252A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-22 | 1961-01-21 | 1961-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-22 | 1965-01-21 | 1965-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-22 | 1969-01-21 | 1969-07-23 | $7700.00 | Window Closed / Lapsed |