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US2446690A
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Self-locking paper roll chuck
Assignee: GOSS PRINTING PRESS Co
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Filing: 1944-03-15
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Granted: 1948-08-10
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Expires: 1964-03-15
Abstract
No abstract record available.
Inventors
- 👤 Jr Albert James Carpenter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:11
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H75/04; B65H75/08; Y; Y10; Y10T; Y10T279/00; Y10T279/10; Y10T279/1074; Y10T279/1079
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US533451A
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US999191A
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US1804699A
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US1710902A
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US1918522A
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US2058224A
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US2196489A
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US2219124A
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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) | 1951-08-10 | 1952-02-09 | 1952-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-08-10 | 1956-02-09 | 1956-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-08-10 | 1960-02-09 | 1960-08-10 | $7700.00 | Window Closed / Lapsed |