US2833155A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Worm gear
Assignee: US Philips Corp
•
Filing: 1955-06-27
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Granted: 1958-05-06
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Expires: 1975-06-27
Abstract
No abstract record available.
Inventors
- 👤 Verhoeff Jacob
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:45
CPC Classifications
H; H03; H03J; H03J1/00; H03J1/06; H03J1/14; F; F16; F16H; F16H1/00; F16H1/02; F16H1/04; F16H1/12; F16H1/16; F16H55/00; F16H55/02; F16H55/22; F16H55/24; G; G05; G05G; G05G23/00; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19623; Y10T74/19642; Y10T74/19698; Y10T74/19828; Y10T74/19842
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
AT171790B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-05 | 1961-11-04 | 1962-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-05 | 1965-11-04 | 1966-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-05 | 1969-11-04 | 1970-05-06 | $7700.00 | Window Closed / Lapsed |