US1548545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for balancing the axial thrust in single helical toothed wheel gearing
Assignee: BBC Brown Boveri AG Germany
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Filing: 1923-04-19
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Granted: 1925-08-04
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Expires: 1943-04-19
Abstract
No abstract record available.
Inventors
- 👤 Niederhauser Jakob
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:29
CPC Classifications
F; F16; F16H; F16H1/00; F16H1/02; F16H1/04; F16H1/06; F16H1/08; F16H57/00; F16H57/02; F16H57/02004; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19949; Y10T74/19963; Y10T74/19972; Y10T74/19986
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) | 1928-08-03 | 1929-02-02 | 1929-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-08-03 | 1933-02-02 | 1933-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-08-03 | 1937-02-02 | 1937-08-04 | $7700.00 | Window Closed / Lapsed |