US1807591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for assembling nuts and bridge washers on valve stems
Assignee: CUPPLES Co
•
Filing: 1929-08-07
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Granted: 1931-06-02
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Expires: 1949-08-07
Abstract
No abstract record available.
Inventors
- 👤 John A Fleischli
- 👤 Joseph M Kountzman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:05
CPC Classifications
B; B23; B23P; B23P19/00; B23P19/04; B23P19/06; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53313; Y10T29/53383; Y10T29/53396; Y10T29/534; Y10T29/53417; Y10T29/53687
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) | 1934-06-01 | 1934-12-01 | 1935-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-06-01 | 1938-12-01 | 1939-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-06-01 | 1942-12-01 | 1943-06-02 | $7700.00 | Window Closed / Lapsed |