Patent US2290006A successfully refreshed from Google Patents.
US2290006A
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US
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Assignee: Individual
•
Filing: 1940-10-26
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Granted: 1942-07-14
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Expires: 1960-10-26
Abstract
No abstract record available.
Inventors
- 👤 Martin E Trollen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 05:01
CPC Classifications
G; G07; G07B; G07B3/00; G07B3/04; B; B42; B42D; B42D5/00; B42D5/003; B42D5/005; B42D5/006; B65; B65H; B65H1/00; B65H1/04; B65H3/00; B65H3/02; B65H3/06; B65H3/0615; B65H7/00; B65H7/02; B65H7/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-07-13 | 1946-01-12 | 1946-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-07-13 | 1950-01-12 | 1950-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-07-13 | 1954-01-12 | 1954-07-14 | $7700.00 | Window Closed / Lapsed |