Patent US2679055A successfully refreshed from Google Patents.
US2679055A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cot
Assignee: Individual
•
Filing: 1952-01-17
•
Granted: 1954-05-25
•
Expires: 1972-01-17
Abstract
No abstract record available.
Inventors
- 👤 Ball John Alan
- 👤 Angerson Wilfred George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:37
CPC Classifications
A; A47; A47D; A47D7/00; A47D7/01; A47D7/02; A47D11/00; A47D11/005; A47D11/007; A47D13/00; A47D13/06; A47D13/061; A47D13/065; A47D13/066; A47D9/00; A47D9/012
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-24 | 1957-11-23 | 1958-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-24 | 1961-11-23 | 1962-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-24 | 1965-11-23 | 1966-05-25 | $7700.00 | Window Closed / Lapsed |