Patent US3412664A successfully refreshed from Google Patents.
US3412664A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic apparatus for exposing and processing sheet material
Assignee: Polaroid Corp
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Filing: 1966-01-03
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Granted: 1968-11-26
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Expires: 1986-01-03
Abstract
No abstract record available.
Inventors
- 👤 Vaito K Eloranta
- 👤 Richard R Wareham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:13
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/48; G03B17/50; G03B17/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3113497A
Cited
US3289560A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-26 | 1972-05-27 | 1972-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-26 | 1976-05-27 | 1976-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-26 | 1980-05-27 | 1980-11-26 | $7700.00 | Window Closed / Lapsed |