Patent US3422978A successfully refreshed from Google Patents.
US3422978A
Expired / Lapsed
US
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Self-locking bottle cap
Assignee: Whitney Blake Co
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Filing: 1967-07-07
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Granted: 1969-01-21
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Expires: 1987-07-07
Abstract
No abstract record available.
Inventors
- 👤 Edward C Quackenbush
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:12
CPC Classifications
B; B65; B65D; B65D50/00; B65D50/02; B65D50/04; B65D50/041; B65D50/045; B65D50/046
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) | 1972-01-21 | 1972-07-22 | 1973-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-21 | 1976-07-22 | 1977-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-21 | 1980-07-22 | 1981-01-21 | $7700.00 | Window Closed / Lapsed |