Patent US2226294A successfully refreshed from Google Patents.
US2226294A
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US
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Assignee: Individual
•
Filing: 1939-05-16
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Granted: 1940-12-24
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Expires: 1959-05-16
Abstract
No abstract record available.
Inventors
- 👤 Einar W Erickson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:08
CPC Classifications
B; B65; B65D; B65D19/00; B65D19/38; B65D19/44; B66; B66C; B66C1/00; B66C1/10; B66C1/12; B66C1/16; B65D2519/00; B65D2519/00004; B65D2519/00009; B65D2519/00014; B65D2519/00029; B65D2519/00049; B65D2519/00064; B65D2519/00084; B65D2519/00099; B65D2519/00258; B65D2519/00263; B65D2519/00273; B65D2519/00283; B65D2519/00293; B65D2519/00313; B65D2519/00323; B65D2519/00328; B65D2519/00343; B65D2519/00368; B65D2519/00373; B65D2519/00736; B65D2519/00805
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) | 1943-12-24 | 1944-06-24 | 1944-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-12-24 | 1948-06-24 | 1948-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-12-24 | 1952-06-24 | 1952-12-24 | $7700.00 | Window Closed / Lapsed |