Patent US2443358A successfully refreshed from Google Patents.
US2443358A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of rugs, carpets and the like
Assignee: Individual
•
Filing: 1945-01-16
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Granted: 1948-06-15
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Expires: 1965-01-16
Abstract
No abstract record available.
Inventors
- 👤 Michaelis Gustav
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:27
CPC Classifications
D; D04; D04H; D04H11/00; D04H11/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US266147A
Cited
US520400A
Cited
GB190308437A
Cited
GB228727A
Cited
US1769970A
Cited
US2003741A
Cited
US2202663A
Cited
US2293008A
Cited
US2379085A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-06-15 | 1951-12-15 | 1952-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-15 | 1955-12-15 | 1956-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-15 | 1959-12-15 | 1960-06-15 | $7700.00 | Window Closed / Lapsed |