Patent US2996759A successfully refreshed from Google Patents.
US2996759A
Expired / Lapsed
US
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Method of and apparatus for manufacturing compressed articles
Assignee: Individual
•
Filing: 1959-05-19
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Granted: 1961-08-22
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Expires: 1979-05-19
Abstract
No abstract record available.
Inventors
- 👤 John F Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:24
CPC Classifications
B; B22; B22F; B22F3/00; B22F3/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US965004A
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US1029561A
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US1140785A
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US1156521A
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US1679408A
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US1822939A
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US1941812A
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US2398227A
Cited
US2543439A
Cited
US2509783A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-21 | 1965-02-20 | 1965-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-21 | 1969-02-20 | 1969-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-21 | 1973-02-20 | 1973-08-22 | $7700.00 | Window Closed / Lapsed |