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Patent US2600429A successfully refreshed from Google Patents.
US2600429A
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Assignee: Individual
•
Filing: 1949-09-21
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Granted: 1952-06-17
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Expires: 1969-09-21
Abstract
No abstract record available.
Inventors
- 👤 Mauritz C Ranseen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:07
CPC Classifications
G; G09; G09F; G09F1/00; G09F1/04; G09F1/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US479129A
Cited
US568090A
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US1524338A
Cited
US1651748A
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US2062916A
Cited
US2222665A
Cited
US2219492A
Cited
US2480918A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-17 | 1955-12-17 | 1956-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-17 | 1959-12-17 | 1960-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-17 | 1963-12-17 | 1964-06-17 | $7700.00 | Window Closed / Lapsed |