Patent US2579775A successfully refreshed from Google Patents.
US2579775A
Expired / Lapsed
US
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Capping head
Assignee: American Seal Kap Corp of Delaware
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Filing: 1946-04-24
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Granted: 1951-12-25
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Expires: 1966-04-24
Abstract
No abstract record available.
Inventors
- 👤 Kenneth R Allen
- 👤 Herbert G Vore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:34
CPC Classifications
B; B67; B67B; B67B3/00; B67B3/02; B67B3/10; B67B3/14; Y; Y10; Y10T; Y10T156/00; Y10T156/17; Y10T156/1702; Y10T156/1744; Y10T156/1763; Y10T156/1766
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) | 1954-12-24 | 1955-06-25 | 1955-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-24 | 1959-06-25 | 1959-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-24 | 1963-06-25 | 1963-12-25 | $7700.00 | Window Closed / Lapsed |