Patent US3479182A successfully refreshed from Google Patents.
US3479182A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lithographic plates
Assignee: SIMON L CHU
•
Filing: 1965-05-12
•
Granted: 1969-11-18
•
Expires: 1985-05-12
Abstract
No abstract record available.
Inventors
- 👤 Simon L Chu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:10
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/016; B; B41; B41N; B41N3/00; B41N3/03; F; F16; F16D; F16D3/00; F16D3/50; F16D3/78
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB817686A
Cited
US3130048A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-17 | 1973-05-19 | 1973-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-17 | 1977-05-19 | 1977-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-17 | 1981-05-19 | 1981-11-18 | $7700.00 | Window Closed / Lapsed |