US2517376A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tag seal
Assignee: Individual
•
Filing: 1945-04-13
•
Granted: 1950-08-01
•
Expires: 1965-04-13
Abstract
No abstract record available.
Inventors
- 👤 William W Artzt
- 👤 Rubinoff Mark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:36
CPC Classifications
G; G09; G09F; G09F3/00; G09F3/02; G09F3/03; G09F3/0305; G09F3/0347; G09F3/0352; Y; Y10; Y10T; Y10T292/00; Y10T292/48; Y10T292/497; Y10T292/498
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US495270A
Cited
NL35288C
Cited
US1308771A
Cited
US799614A
Cited
US1198826A
Cited
US848879A
Cited
US942315A
Cited
US898630A
Cited
US916588A
Cited
US970529A
Cited
US1001878A
Cited
US1141895A
Cited
US1871064A
Cited
US1886451A
Cited
US2199348A
Cited
US2284922A
Cited
US2331233A
Cited
US2337729A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-31 | 1954-01-30 | 1954-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-31 | 1958-01-30 | 1958-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-31 | 1962-01-30 | 1962-08-01 | $7700.00 | Window Closed / Lapsed |