Patent US2855127A successfully refreshed from Google Patents.
US2855127A
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Dispensing pump and check valve therefor
Assignee: Gillette Co LLC
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Filing: 1956-01-23
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Granted: 1958-10-07
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Expires: 1976-01-23
Abstract
No abstract record available.
Inventors
- 👤 Louis L Lerner
- 👤 Safianoff Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:18
CPC Classifications
F; F04; F04B; F04B43/00; F04B43/0009; F04B43/0054; F04B43/0063; B; B05; B05B; B05B11/00; B05B11/01; B05B11/10; B05B11/1028; B05B11/1032; F04B53/00; F04B53/10; F04B53/1002; F04B53/101; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7904; Y10T137/7908; Y10T137/7909; Y10T137/791
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE340428C
Cited
US2005299A
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US2044629A
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US2250813A
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US2275051A
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US2275972A
Cited
US2322139A
Cited
US2690278A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-06 | 1962-04-07 | 1962-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-06 | 1966-04-07 | 1966-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-06 | 1970-04-07 | 1970-10-07 | $7700.00 | Window Closed / Lapsed |