US3497735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing and bearing shield arrangement for dynamoelectric machines and method of making
Assignee: Siemens AG
•
Filing: 1966-07-22
•
Granted: 1970-02-24
•
Expires: 1986-07-22
Abstract
No abstract record available.
Inventors
- 👤 Artur Diederichs
- 👤 Fritz Anders
- 👤 Wolfgang Pieper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:45
CPC Classifications
H; H02; H02K; H02K5/00; H02K5/04; H02K5/15; H02K15/00; H02K15/16; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49009; Y10T29/49803
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1918690A
Cited
US2295203A
Cited
GB691446A
Cited
US3012162A
Cited
US2959696A
Cited
US3167672A
Cited
US3214511A
Cited
US3413715A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-23 | 1973-08-25 | 1974-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-23 | 1977-08-25 | 1978-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-23 | 1981-08-25 | 1982-02-24 | $7700.00 | Window Closed / Lapsed |