US3046861A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic product
Assignee: Polaroid Corp
•
Filing: 1959-05-07
•
Granted: 1962-07-31
•
Expires: 1979-05-07
Abstract
No abstract record available.
Inventors
- 👤 Vaito K Eloranta
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:36
CPC Classifications
G; G03; G03C; G03C8/00; G03C8/42; G03B; G03B17/00; G03B17/28; G03B17/32; G03B17/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1836699A
Cited
US2155078A
Cited
US2558856A
Cited
US2600996A
Cited
US2495113A
Cited
US2612451A
Cited
US2612449A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |