Patent US3104602A successfully refreshed from Google Patents.
US3104602A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic printing apparatus
Assignee: Individual
•
Filing: 1961-02-06
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Granted: 1963-09-24
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Expires: 1981-02-06
Abstract
No abstract record available.
Inventors
- 👤 Seymour L Hersh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:10
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/02; G03B27/14; G03B27/18; G03B27/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2732778A
Cited
US2627203A
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US2587350A
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US2719714A
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US2774290A
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US2766044A
Cited
US2783697A
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US2906189A
Cited
US2804304A
Cited
US2887942A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |