US938604A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brush for dynamo-electric machines.
Assignee: Diehl Manufacturing Co
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Filing: 1907-04-22
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Granted: 1909-11-02
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Expires: 1927-04-22
Abstract
No abstract record available.
Inventors
- 👤 Herbert S Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:37
CPC Classifications
H; H01; H01R; H01R39/00; H01R39/02; H01R39/36
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) | 1912-11-01 | 1913-05-03 | 1913-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-11-01 | 1917-05-03 | 1917-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-11-01 | 1921-05-03 | 1921-11-02 | $7700.00 | Window Closed / Lapsed |