Patent US2481359A successfully refreshed from Google Patents.
US2481359A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Key container
Assignee: Individual
•
Filing: 1947-02-05
•
Granted: 1949-09-06
•
Expires: 1967-02-05
Abstract
No abstract record available.
Inventors
- 👤 Willis M Smyser
- 👤 Steven C Rheberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:20
CPC Classifications
A; A45; A45C; A45C11/00; A45C11/32; A45C11/324; Y; Y10; Y10T; Y10T70/00; Y10T70/80; Y10T70/8432; Y10T70/8676
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2306970A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-05 | 1953-03-07 | 1953-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-05 | 1957-03-07 | 1957-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-05 | 1961-03-07 | 1961-09-06 | $7700.00 | Window Closed / Lapsed |