US1645704A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for electrical vulcanizing
Assignee: ThyssenKrupp Budd Co
•
Filing: 1922-02-03
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Granted: 1927-10-18
•
Expires: 1942-02-03
Abstract
No abstract record available.
Inventors
- 👤 Ledwinka Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:12
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/0601; B29D30/065; B29C; B29C35/00; B29C35/02; B29C35/08; B29C35/0805; B29C2035/0811; B29D30/0662; B29D2030/0666; B29D2030/0674; Y; Y10; Y10S; Y10S264/00; Y10S264/46
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) | 1930-10-17 | 1931-04-18 | 1931-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-10-17 | 1935-04-18 | 1935-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-10-17 | 1939-04-18 | 1939-10-18 | $7700.00 | Window Closed / Lapsed |