Patent US2250950A successfully refreshed from Google Patents.
US3499458A
Expired / Lapsed
US
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Fluid jet modulating control
Assignee: Johnson Controls International Inc
•
Filing: 1966-04-01
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Granted: 1970-03-10
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Expires: 1986-04-01
Abstract
No abstract record available.
Inventors
- 👤 Lawrence B Korta
- 👤 Thomas J Lechner Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:42
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/20; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/2164; Y10T137/2169; Y10T137/2174
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3001539A
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US3039490A
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US3285263A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-09 | 1973-09-08 | 1974-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-09 | 1977-09-08 | 1978-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-09 | 1981-09-08 | 1982-03-10 | $7700.00 | Window Closed / Lapsed |