Patent US2204176A successfully refreshed from Google Patents.
US2204176A
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US
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Assignee: Individual
•
Filing: 1938-11-16
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Granted: 1940-06-11
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Expires: 1958-11-16
Abstract
No abstract record available.
Inventors
- 👤 Alfred J Chamberlain
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:57
CPC Classifications
B; B65; B65D; B65D47/00; B65D47/04; B65D47/06; B65D47/065; B65D25/00; B65D25/38; B65D25/40; B65D25/42; B65D25/44; B65D47/12; B65D47/121
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) | 1943-06-11 | 1943-12-11 | 1944-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-06-11 | 1947-12-11 | 1948-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-06-11 | 1951-12-11 | 1952-06-11 | $7700.00 | Window Closed / Lapsed |