Patent US3021695A successfully refreshed from Google Patents.
US3021695A
Expired / Lapsed
US
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High density polyethylene ice mold
Assignee: Dole Valve Co
•
Filing: 1960-03-31
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Granted: 1962-02-20
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Expires: 1980-03-31
Abstract
No abstract record available.
Inventors
- 👤 Robert C Voigtmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:23
CPC Classifications
F; F25; F25C; F25C1/00; F25C1/22; F25C1/24; F25C1/243; F25C2400/00; F25C2400/06
Claims Analysis
Total Claims: 0
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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) | 1965-02-19 | 1965-08-21 | 1966-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-19 | 1969-08-21 | 1970-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-19 | 1973-08-21 | 1974-02-20 | $7700.00 | Window Closed / Lapsed |