US3489322A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispenser pump
Assignee: ACU Tech CORP
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Filing: 1968-02-21
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Granted: 1970-01-13
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Expires: 1988-02-21
Abstract
No abstract record available.
Inventors
- 👤 John E Ayres
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:26
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/34; B05B1/3405; B05B1/341; B05B1/3421; B05B1/3431; B05B1/3436; B05B11/00; B05B11/0005; B05B11/0037; B05B11/0039; B05B11/0044; B05B11/01; B05B11/10; B05B11/1001; B05B11/1015; B05B11/1042; B05B11/1059; F; F04; F04B; F04B53/00; F04B53/10; F04B53/109; F04B53/1092; F04B7/00; F04B7/0073
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-12 | 1973-07-14 | 1974-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-12 | 1977-07-14 | 1978-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-12 | 1981-07-14 | 1982-01-13 | $7700.00 | Window Closed / Lapsed |