US2529488A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dipping machine
Assignee: FREDERICK A KRAUSE
•
Filing: 1948-02-27
•
Granted: 1950-11-14
•
Expires: 1968-02-27
Abstract
No abstract record available.
Inventors
- 👤 Franklin E Coppock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:30
CPC Classifications
B; B05; B05C; B05C3/00; B05C3/02; B05C3/09; B05C3/10; Y; Y10; Y10T; Y10T137/00; Y10T137/4673; Y10T137/4807; Y10T137/8593; Y10T137/86187
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1689062A
Cited
US1994269A
Cited
US2159091A
Cited
US2206778A
Cited
US2272586A
Cited
US2281724A
Cited
US2350742A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-13 | 1954-05-15 | 1954-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-13 | 1958-05-15 | 1958-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-13 | 1962-05-15 | 1962-11-14 | $7700.00 | Window Closed / Lapsed |