Patent US2983004A successfully refreshed from Google Patents.
US2983004A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of core forms
Assignee: Bean Morris and Co
•
Filing: 1959-01-19
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Granted: 1961-05-09
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Expires: 1979-01-19
Abstract
No abstract record available.
Inventors
- 👤 Carl P Spier
- 👤 Paul W Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:18
CPC Classifications
B; B22; B22C; B22C9/00; B22C7/00; B22C7/005; B29; B29C; B29C33/00; B29C33/38; B29C33/3842; B29C33/3857; B29D; B29D30/00; B29D30/06; B29D30/0601; B29D30/0606; B29D2030/0607; B29D30/52; B29D30/66; B29D2030/662
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) | 1964-05-08 | 1964-11-07 | 1965-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-08 | 1968-11-07 | 1969-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-08 | 1972-11-07 | 1973-05-09 | $7700.00 | Window Closed / Lapsed |