US3037670A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic processes and devices
Assignee: Polaroid Corp
•
Filing: 1955-12-15
•
Granted: 1962-06-05
•
Expires: 1975-12-15
Abstract
No abstract record available.
Inventors
- 👤 Erlichman Irving
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:15
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/48; G03B17/50; G03B17/52
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US829036A
Cited
US1338315A
Cited
US2334055A
Cited
US2361647A
Cited
US2434505A
Cited
US2543181A
Cited
US2647056A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-04 | 1965-12-04 | 1966-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-04 | 1969-12-04 | 1970-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-04 | 1973-12-04 | 1974-06-05 | $7700.00 | Window Closed / Lapsed |