US3482269A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chemical dispenser
Assignee: LIEN CHEM CO
•
Filing: 1968-03-06
•
Granted: 1969-12-09
•
Expires: 1988-03-06
Abstract
No abstract record available.
Inventors
- 👤 Casper J Tietema
- 👤 Donald M Rodak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:54
CPC Classifications
E; E03; E03D; E03D9/00; E03D9/02; E03D9/03; E03D9/031
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US669572A
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DE911118C
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US3060456A
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US3118462A
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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) | 1972-12-08 | 1973-06-09 | 1973-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-08 | 1977-06-09 | 1977-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-08 | 1981-06-09 | 1981-12-09 | $7700.00 | Window Closed / Lapsed |