US3463638A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat-fixable light-sensitive compositions and elements
Assignee: International Business Machines Corp
•
Filing: 1965-08-20
•
Granted: 1969-08-26
•
Expires: 1985-08-20
Abstract
No abstract record available.
Inventors
- 👤 Eugene P Damm Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:08
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/52; G03C1/60; G03C5/00; G03C5/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1882561A
Cited
US1926322A
Cited
US1997507A
Cited
US2088506A
Cited
US2290130A
Cited
US3003844A
Cited
US2995465A
Cited
US2995466A
Cited
US3322541A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-25 | 1973-02-24 | 1973-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-25 | 1977-02-24 | 1977-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-25 | 1981-02-24 | 1981-08-26 | $7700.00 | Window Closed / Lapsed |