Patent US2954738A successfully refreshed from Google Patents.
US2954738A
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US
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Diaphragm pump
Assignee: Honeywell Inc
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Filing: 1957-11-08
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Granted: 1960-10-04
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Expires: 1977-11-08
Abstract
No abstract record available.
Inventors
- 👤 Vette Randolph E Di
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:59
CPC Classifications
F; F04; F04B; F04B43/00; F04B43/08; F04B43/10; F04B43/107; A; A61; A61M; A61M60/00; A61M60/30; A61M60/36; A61M60/38; A61M60/40; A61M60/424; A61M60/438; A61M60/441; A61M60/80; A61M60/835; A61M60/837; A61M60/855; A61M60/89; A61M60/894; A61M60/896; F04B43/02; F04B53/00; F04B53/10; F04B53/1037; F04B53/1047; F04B53/106; F04B53/1067; A61M60/10; A61M60/104; A61M60/109; A61M60/113; A61M60/892; Y; Y10; Y10S; Y10S128/00; Y10S128/03; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7879; Y10T137/788; Y10T137/7882; Y10T137/7886
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR489760A
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US1282145A
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US2046491A
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US2450751A
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FR969206A
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US2772817A
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US2815715A
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US2810347A
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US2832294A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-04 | 1964-04-04 | 1964-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-04 | 1968-04-04 | 1968-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-04 | 1972-04-04 | 1972-10-04 | $7700.00 | Window Closed / Lapsed |