US2002220A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swaging means
Assignee: Individual
•
Filing: 1932-12-29
•
Granted: 1935-05-21
•
Expires: 1952-12-29
Abstract
No abstract record available.
Inventors
- 👤 Harry A Douglas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:20
CPC Classifications
H; H01; H01R; H01R4/00; H01R4/10; H01R4/18; H01R4/20; H01R43/00; H01R43/04; H01R43/058; H01R43/0585; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49204; Y10T29/49208; Y10T29/49218; Y10T29/49826; Y10T29/49908; Y10T29/49924; Y10T29/49925; Y10T29/49927; Y10T29/49929; Y10T29/53; Y10T29/5313; Y10T29/532; Y10T29/53209; Y10T29/53213; Y10T29/53235; Y10T29/53987
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) | 1938-05-20 | 1938-11-19 | 1939-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-05-20 | 1942-11-19 | 1943-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-05-20 | 1946-11-19 | 1947-05-21 | $7700.00 | Window Closed / Lapsed |