Patent US2953164A successfully refreshed from Google Patents.
US2953164A
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Multiple chamber valve plural motors
Assignee: Borg Warner Corp
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Filing: 1957-04-29
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Granted: 1960-09-20
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Expires: 1977-04-29
Abstract
No abstract record available.
Inventors
- 👤 Frederick C Haberland
- 👤 William J Kundrat
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:19
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D34/67; A01D34/68; A01D34/6806; F; F16; F16H; F16H61/00; F16H61/38; F16H61/40; F16H61/44; F16H61/456; A01D2101/00; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86549; Y10T137/87056; Y10T137/87088
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US832518A
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US2202216A
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US2547254A
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US2601752A
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US2609650A
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US2738849A
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US2704131A
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US2766834A
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US2766572A
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US2765611A
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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) | 1963-09-20 | 1964-03-21 | 1964-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-20 | 1968-03-21 | 1968-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-20 | 1972-03-21 | 1972-09-20 | $7700.00 | Window Closed / Lapsed |