US1867540A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming universal joints
Assignee: ThyssenKrupp Budd Co
•
Filing: 1930-02-12
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Granted: 1932-07-12
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Expires: 1950-02-12
Abstract
No abstract record available.
Inventors
- 👤 Ralph H Rosenberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:51
CPC Classifications
B; B29; B29C; B29C70/00; B29C70/68; B29C70/84; B29C70/74; B29C70/76; B29K; B29K2021/00; B29L; B29L2031/00; B29L2031/26; B29L2031/727; B29L2031/7278; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/4984; Y10T29/49844; Y10T29/49863; Y10T29/4987; Y10T29/49872; Y10T403/00; Y10T403/32; Y10T403/32606; Y10T403/32631; Y10T403/32713
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) | 1935-07-12 | 1936-01-11 | 1936-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-07-12 | 1940-01-11 | 1940-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-07-12 | 1944-01-11 | 1944-07-12 | $7700.00 | Window Closed / Lapsed |