US3469469A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Worm gearing with anti-backlash means
Assignee: Robert Bosch GmbH
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Filing: 1968-04-24
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Granted: 1969-09-30
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Expires: 1988-04-24
Abstract
No abstract record available.
Inventors
- 👤 Karl-Heinz Burger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:49
CPC Classifications
F; F16; F16H; F16H55/00; F16H55/02; F16H55/22; F16H55/24; B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/06; B60S1/08; B60S1/16; F16H1/00; F16H1/02; F16H1/04; F16H1/12; F16H1/16; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19623; Y10T74/19642; Y10T74/19698; Y10T74/19828; Y10T74/19949; Y10T74/19953
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-29 | 1973-03-31 | 1973-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-29 | 1977-03-31 | 1977-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-29 | 1981-03-31 | 1981-09-30 | $7700.00 | Window Closed / Lapsed |