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US2551432A
Expired / Lapsed
US
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Bracket
Assignee: Individual
•
Filing: 1946-08-14
•
Granted: 1951-05-01
•
Expires: 1966-08-14
Abstract
No abstract record available.
Inventors
- 👤 Harry B Goodman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:11
CPC Classifications
A; A47; A47H; A47H1/00; A47H1/10; A47H1/12; A47H1/122
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1621243A
Cited
US1658815A
Cited
US1684843A
Cited
US1845857A
Cited
US2375247A
Cited
US2293662A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-30 | 1954-10-30 | 1955-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-30 | 1958-10-30 | 1959-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-30 | 1962-10-30 | 1963-05-01 | $7700.00 | Window Closed / Lapsed |