Patent US1619574A successfully refreshed from Google Patents.
Patent US2685730A successfully refreshed from Google Patents.
US2685730A
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US
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Armature and armature wedging machine
Assignee: Individual
•
Filing: 1948-10-21
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Granted: 1954-08-10
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Expires: 1968-10-21
Abstract
No abstract record available.
Inventors
- 👤 Robert L Probst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:51
CPC Classifications
H; H02; H02K; H02K15/00; H02K15/13; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5136; Y10T29/5137; Y10T29/5139; Y10T29/53; Y10T29/5313; Y10T29/53143; Y10T29/53152; Y10T29/53265
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-09 | 1958-02-08 | 1958-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-09 | 1962-02-08 | 1962-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-09 | 1966-02-08 | 1966-08-10 | $7700.00 | Window Closed / Lapsed |