US3501900A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Moisture separator
Assignee: RTX Corp
•
Filing: 1967-09-27
•
Granted: 1970-03-24
•
Expires: 1987-09-27
Abstract
No abstract record available.
Inventors
- 👤 John L Warner
- 👤 Walter J Barry
- 👤 George E Wilmot Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:05
CPC Classifications
B; B01; B01D; B01D45/00; B01D45/12; B01D45/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3228174A
Cited
US2010456A
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US2659450A
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US2970671A
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US2823760A
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US2921646A
Cited
US3176501A
Cited
US3187895A
Cited
US3286787A
Cited
US3200568A
Cited
US3339349A
Cited
US3347027A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-23 | 1973-09-22 | 1974-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-23 | 1977-09-22 | 1978-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-23 | 1981-09-22 | 1982-03-24 | $7700.00 | Window Closed / Lapsed |