Patent US2548104A successfully refreshed from Google Patents.
US2548104A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tag and card holder
Assignee: Individual
•
Filing: 1948-09-29
•
Granted: 1951-04-10
•
Expires: 1968-09-29
Abstract
No abstract record available.
Inventors
- 👤 Robert E Frison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:35
CPC Classifications
G; G09; G09F; G09F3/00; G09F3/08; G09F3/14; A; A01; A01K; A01K11/00; A01K11/001; G09F3/12; Y; Y10; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/45602; Y10T24/45775; Y10T24/45822; Y10T24/45832; Y10T24/45838; Y10T24/50; Y10T24/505; Y10T292/00; Y10T292/48
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US328823A
Cited
US417941A
Cited
US1313458A
Cited
US942315A
Cited
US961069A
Cited
US1300586A
Cited
US2095481A
Cited
US2441002A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-09 | 1954-10-09 | 1955-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-09 | 1958-10-09 | 1959-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-09 | 1962-10-09 | 1963-04-10 | $7700.00 | Window Closed / Lapsed |