US2994447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Silgan Dispensing Systems Corp
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Filing: 1958-07-28
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Granted: 1961-08-01
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Expires: 1978-07-28
Abstract
No abstract record available.
Inventors
- 👤 Don A Haynes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:29
CPC Classifications
B; B65; B65D; B65D50/00; B65D50/02; B65D50/06; B65D50/061; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5009; Y10T70/5031; Y10T70/5093; Y10T70/554; Y10T70/5562; Y10T70/5566
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) | 1964-07-31 | 1965-01-30 | 1965-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-31 | 1969-01-30 | 1969-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-31 | 1973-01-30 | 1973-08-01 | $7700.00 | Window Closed / Lapsed |