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US2659642A
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Table
Assignee: Individual
•
Filing: 1949-11-09
•
Granted: 1953-11-17
•
Expires: 1969-11-09
Abstract
No abstract record available.
Inventors
- 👤 Records Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:21
CPC Classifications
A; A47; A47B; A47B83/00; A47B83/02; A47B2200/00; A47B2200/11
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US965099A
Cited
CH58574A
Cited
US1183502A
Cited
US1227705A
Cited
US1250946A
Cited
US1546425A
Cited
US2109869A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-16 | 1957-05-18 | 1957-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-16 | 1961-05-18 | 1961-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-16 | 1965-05-18 | 1965-11-17 | $7700.00 | Window Closed / Lapsed |