Patent US1323876A successfully refreshed from Google Patents.
Patent US3011544A successfully refreshed from Google Patents.
US3011544A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machines for the manufacture of webs of fibrous material
Assignee: Individual
•
Filing: 1959-01-09
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Granted: 1961-12-05
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Expires: 1979-01-09
Abstract
No abstract record available.
Inventors
- 👤 Lippke Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:24
CPC Classifications
D; D21; D21F; D21F9/00; D21F9/02; D21F5/00; D21F5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1326615A
Cited
US1163254A
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US1140711A
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US1734879A
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US1688267A
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US2006499A
Cited
US2091805A
Cited
US2340103A
Cited
US2667106A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-04 | 1965-06-05 | 1965-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-04 | 1969-06-05 | 1969-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-04 | 1973-06-05 | 1973-12-05 | $7700.00 | Window Closed / Lapsed |