US2626149A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Hart Manufacturing Co
•
Filing: 1949-04-23
•
Granted: 1953-01-20
•
Expires: 1969-04-23
Abstract
No abstract record available.
Inventors
- 👤 Hartvig E Holmberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:28
CPC Classifications
B; B65; B65H; B65H1/00; B65H1/26; B65H1/266; B65H1/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1149953A
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GB205516A
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US1793162A
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US1808475A
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US2089979A
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US2126514A
Cited
US2168486A
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US2260045A
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US2285224A
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US2266068A
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US2444580A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-20 | 1956-07-21 | 1957-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-20 | 1960-07-21 | 1961-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-20 | 1964-07-21 | 1965-01-20 | $7700.00 | Window Closed / Lapsed |