Patent US3043370A successfully refreshed from Google Patents.
US3043370A
Expired / Lapsed
US
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Machinery and method for paper formation
Assignee: Individual
•
Filing: 1958-03-03
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Granted: 1962-07-10
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Expires: 1978-03-03
Abstract
No abstract record available.
Inventors
- 👤 Jr Harry M Ostertag
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:13
CPC Classifications
D; D21; D21F; D21F1/00; D21F9/00; D21F9/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1911310A
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US2154719A
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US2418600A
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US2714342A
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US2756649A
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US2714340A
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US2756648A
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US2782692A
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US2803172A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-09 | 1966-01-08 | 1966-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-09 | 1970-01-08 | 1970-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-09 | 1974-01-08 | 1974-07-10 | $7700.00 | Window Closed / Lapsed |