US2607233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressuretight transmission
Assignee: CHATHAM ELECTRONIES Corp
•
Filing: 1949-05-19
•
Granted: 1952-08-19
•
Expires: 1969-05-19
Abstract
No abstract record available.
Inventors
- 👤 Bosch Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 00:36
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/50; F16J15/52; F16J15/525; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/1836
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE6254C
Cited
US429611A
Cited
US592017A
Cited
US679343A
Cited
GB128376A
Cited
US1436444A
Cited
US2539386A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-19 | 1956-02-18 | 1956-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-19 | 1960-02-18 | 1960-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-19 | 1964-02-18 | 1964-08-19 | $7700.00 | Window Closed / Lapsed |