US3437224A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vial closure
Assignee: Dover Molded Products Co
•
Filing: 1967-01-18
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Granted: 1969-04-08
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Expires: 1987-01-18
Abstract
No abstract record available.
Inventors
- 👤 Robert J Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:37
CPC Classifications
B; B01; B01L; B01L3/00; B01L3/50; B01L3/508; B01L3/5082; B01L3/50825; C; C12; C12M; C12M23/00; C12M23/02; C12M23/08; C12M23/38
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) | 1972-04-07 | 1972-10-07 | 1973-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-07 | 1976-10-07 | 1977-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-07 | 1980-10-07 | 1981-04-08 | $7700.00 | Window Closed / Lapsed |