US2021208A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chick box
Assignee: Individual
•
Filing: 1934-09-04
•
Granted: 1935-11-19
•
Expires: 1954-09-04
Abstract
No abstract record available.
Inventors
- 👤 William B Stouffer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:30
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/44; B65D5/441; B65D5/445; B65D5/4295; B65D5/48; B65D5/48024; B65D5/48026; B65D5/48038; Y; Y10; Y10S; Y10S229/00; Y10S229/915; Y10S229/916
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) | 1938-11-18 | 1939-05-20 | 1939-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-11-18 | 1943-05-20 | 1943-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-11-18 | 1947-05-20 | 1947-11-19 | $7700.00 | Window Closed / Lapsed |