US1935916A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal die and method of making the same
Assignee: ThyssenKrupp Budd Co
•
Filing: 1928-06-06
•
Granted: 1933-11-21
•
Expires: 1948-06-06
Abstract
No abstract record available.
Inventors
- 👤 Earl J W Ragsdale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:28
CPC Classifications
B; B21; B21D; B21D37/00; B21D37/20; Y; Y10; Y10S; Y10S264/00; Y10S264/72; Y10S425/00; Y10S425/029; Y10T; Y10T29/00; Y10T29/49; Y10T29/4998; Y10T29/49982; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12028; Y10T428/12063; Y10T428/1209; Y10T428/12486; Y10T428/12493; Y10T428/12771; Y10T428/12778
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) | 1936-11-20 | 1937-05-22 | 1937-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-11-20 | 1941-05-22 | 1941-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-11-20 | 1945-05-22 | 1945-11-21 | $7700.00 | Window Closed / Lapsed |