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Patent US2676741A successfully refreshed from Google Patents.
US2676741A
Expired / Lapsed
US
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Hopper and dispensing device for bottle stoppers
Assignee: Pharmacia and Upjohn Co
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Filing: 1950-03-10
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Granted: 1954-04-27
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Expires: 1970-03-10
Abstract
No abstract record available.
Inventors
- 👤 Thomas A Haynes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:02
CPC Classifications
B; B67; B67B; B67B3/00; B67B3/02; B67B3/06; B67B3/064; B67B3/0645; B67B1/00; B67B1/04
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) | 1957-04-26 | 1957-10-26 | 1958-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-26 | 1961-10-26 | 1962-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-26 | 1965-10-26 | 1966-04-27 | $7700.00 | Window Closed / Lapsed |