Patent US4051983B1 successfully refreshed from Google Patents.
US4051983B1
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US
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Pump sprayer having pump priming means
Assignee: Silgan Dispensing Systems Corp
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Filing: 1975-11-19
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Granted: 1993-12-14
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Expires: 1995-11-19
Abstract
No abstract record available.
Inventors
- 👤 F. Anderson Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:48
CPC Classifications
B; B05; B05B; B05B11/00; B05B11/01; B05B11/10; B05B11/1042; B05B11/1061; B05B11/1063; B05B11/1001; B05B11/1016; B05B11/1019
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1996-12-13 | 1997-06-14 | 1997-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-12-13 | 2001-06-14 | 2001-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-12-13 | 2005-06-14 | 2005-12-14 | $7700.00 | Window Closed / Lapsed |