Patent US3066829A successfully refreshed from Google Patents.
US3066829A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Double key for dispensing materials from collapsible tubes
Assignee: Individual
•
Filing: 1959-10-23
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Granted: 1962-12-04
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Expires: 1979-10-23
Abstract
No abstract record available.
Inventors
- 👤 Ralph W Voigt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:09
CPC Classifications
B; B65; B65D; B65D35/00; B65D35/24; B65D35/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US885741A
Cited
GB179810A
Cited
US1522246A
Cited
US1507393A
Cited
US1575386A
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US2065016A
Cited
US2133754A
Cited
US2166307A
Cited
US2633270A
Cited
US2754031A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-03 | 1966-06-04 | 1966-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-03 | 1970-06-04 | 1970-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-03 | 1974-06-04 | 1974-12-04 | $7700.00 | Window Closed / Lapsed |