US2844749A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dynamo electric machine commutator connection
Assignee: Motors Liquidation Co
•
Filing: 1955-07-13
•
Granted: 1958-07-22
•
Expires: 1975-07-13
Abstract
No abstract record available.
Inventors
- 👤 Karl P Shetterly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:40
CPC Classifications
H; H01; H01R; H01R39/00; H01R39/02; H01R39/32; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49009; Y10T29/49011
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US587868A
Cited
US516853A
Cited
US784521A
Cited
US834690A
Cited
US1747268A
Cited
US1848142A
Cited
US2175251A
Cited
US2136814A
Cited
US2389255A
Cited
US2447718A
Cited
US2572956A
Cited
US2501348A
Cited
US2680145A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-21 | 1962-01-20 | 1962-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-21 | 1966-01-20 | 1966-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-21 | 1970-01-20 | 1970-07-22 | $7700.00 | Window Closed / Lapsed |