US2969692A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Sulzer AG
•
Filing: 1959-03-30
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Granted: 1961-01-31
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Expires: 1979-03-30
Abstract
No abstract record available.
Inventors
- 👤 Pfarrwaller Erwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:06
CPC Classifications
F; F16; F16H; F16H53/00; F16H53/02; D; D03; D03C; D03C5/00; D03C5/02; F16H25/00; F16H25/08; F16H25/16; D03C2700/00; D03C2700/01; D03C2700/0105; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/1828; Y10T74/18296; Y10T74/18304; Y10T74/18312; Y10T74/21; Y10T74/2101
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) | 1964-01-31 | 1964-08-01 | 1965-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-31 | 1968-08-01 | 1969-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-31 | 1972-08-01 | 1973-01-31 | $7700.00 | Window Closed / Lapsed |