US1090920A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for assembling cores of dynamo-electric machines.
Assignee: Allis Chalmers Corp
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Filing: 1910-11-30
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Granted: 1914-03-24
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Expires: 1930-11-30
Abstract
No abstract record available.
Inventors
- 👤 Earle R Knight
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:28
CPC Classifications
H; H02; H02K; H02K15/00; H02K15/06; H02K15/062; H02K15/065; H02K15/067; H02K15/068; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/5313; Y10T29/53143; Y10T29/53161; Y10T29/53796; Y10T29/5383
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) | 1917-03-23 | 1917-09-22 | 1918-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-03-23 | 1921-09-22 | 1922-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-03-23 | 1925-09-22 | 1926-03-24 | $7700.00 | Window Closed / Lapsed |