Patent US2593439A successfully refreshed from Google Patents.
US2593439A
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Machine and method for manufacturing closures
Assignee: Anchor Hocking Glass Corp
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Filing: 1948-10-20
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Granted: 1952-04-22
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Expires: 1968-10-20
Abstract
No abstract record available.
Inventors
- 👤 Henry Z Gora
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:40
CPC Classifications
B; B29; B29C; B29C43/00; B29C43/02; B29C43/04; B29C43/06; B29C43/08; B21; B21D; B21D51/00; B21D51/16; B21D51/38; B21D51/44; B21D51/46; Y; Y10; Y10S; Y10S425/00; Y10S425/024; Y10S425/809
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1619210A
Cited
US1750708A
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US1809341A
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US2027915A
Cited
US2230189A
Cited
US2260456A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-22 | 1955-10-22 | 1956-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-22 | 1959-10-22 | 1960-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-22 | 1963-10-22 | 1964-04-22 | $7700.00 | Window Closed / Lapsed |