Patent US2405201A successfully refreshed from Google Patents.
US2405201A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming closed metal capsules
Assignee: Imperial Brass Manufacturing Co
•
Filing: 1942-08-29
•
Granted: 1946-08-06
•
Expires: 1962-08-29
Abstract
No abstract record available.
Inventors
- 👤 George E Franck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:26
CPC Classifications
B; B21; B21D; B21D51/00; B21D51/02; B21D51/08; F; F15; F15B; F15B1/00; F15B1/02; F15B1/04; F25; F25B; F25B43/00; F25B43/003; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49808; Y10T29/49826; Y10T29/49908; Y10T29/49925; Y10T29/49927; Y10T29/49929
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1949-08-05 | 1950-02-04 | 1950-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-08-05 | 1954-02-04 | 1954-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-08-05 | 1958-02-04 | 1958-08-06 | $7700.00 | Window Closed / Lapsed |