Patent US2998825A successfully refreshed from Google Patents.
US2998825A
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Device for discharging accumulated water
Assignee: MASTER PNEUMATIC Inc
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Filing: 1956-01-30
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Granted: 1961-09-05
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Expires: 1976-01-30
Abstract
No abstract record available.
Inventors
- 👤 Quin R Gleason
- 👤 Theodore F W Meyer
- 👤 Robert D Wiley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 18:07
CPC Classifications
F; F16; F16T; F16T1/00; F16T1/20; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3003; Y10T137/3021; Y10T137/304; Y10T137/3052; Y10T137/3068; Y10T137/3077; Y10T137/7287; Y10T137/7358; Y10T137/7381; Y10T137/7387; Y10T137/74
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2493474A
Cited
US2606543A
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US2707483A
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US2726732A
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US2744534A
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US2856949A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-04 | 1965-03-06 | 1965-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-04 | 1969-03-06 | 1969-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-04 | 1973-03-06 | 1973-09-05 | $7700.00 | Window Closed / Lapsed |