US3431050A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination paper and developer supply
Assignee: International Business Machines Corp
•
Filing: 1967-01-04
•
Granted: 1969-03-04
•
Expires: 1987-01-04
Abstract
No abstract record available.
Inventors
- 👤 Charles S Jenkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:59
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/65; G03G15/6517; G03G15/6523; G03G15/22; G03G15/26; G03G15/6588; G03G15/6594; G03G15/6597; G03G2215/00; G03G2215/00362; G03G2215/00443; G03G2215/00518; Y; Y10; Y10S; Y10S222/00; Y10S222/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3195430A
Cited
US3233781A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-03 | 1972-09-02 | 1973-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-03 | 1976-09-02 | 1977-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-03 | 1980-09-02 | 1981-03-04 | $7700.00 | Window Closed / Lapsed |