US2554827A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: General Register Corp
•
Filing: 1945-05-01
•
Granted: 1951-05-29
•
Expires: 1965-05-01
Abstract
No abstract record available.
Inventors
- 👤 Reuben H Helsel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:16
CPC Classifications
B; B41; B41K; B41K3/00; B41K3/02; B41K3/04; B41K3/08; Y; Y10; Y10T; Y10T83/00; Y10T83/626; Y10T83/637; Y10T83/647; Y10T83/6569; Y10T83/6572; Y10T83/6576; Y10T83/658; Y10T83/869; Y10T83/872
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2097485A
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US2325054A
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US736329A
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US955189A
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US1454822A
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US1664568A
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US2072532A
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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) | 1954-05-28 | 1954-11-27 | 1955-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-28 | 1958-11-27 | 1959-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-28 | 1962-11-27 | 1963-05-29 | $7700.00 | Window Closed / Lapsed |