US3363829A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid compressor drive anti-stall means
Assignee: American Radiator and Standard Sanitary Corp
•
Filing: 1965-10-19
•
Granted: 1968-01-16
•
Expires: 1985-10-19
Abstract
No abstract record available.
Inventors
- 👤 Chen Muchuan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:36
CPC Classifications
F; F04; F04D; F04D27/00; F04D27/02; F04D27/0261; H; H02; H02P; H02P5/00; H02P5/74; Y; Y02; Y02B; Y02B30/00; Y02B30/70
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1665313A
Cited
US2811019A
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US3048745A
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US3202877A
Cited
US3223891A
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US3284669A
Cited
US3133502A
Cited
US3283236A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |