US2046320A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making hardened gelatin films and resulting product
Assignee: Technicolor Motion Picture Corp
•
Filing: 1934-10-25
•
Granted: 1936-07-07
•
Expires: 1954-10-25
Abstract
No abstract record available.
Inventors
- 👤 Benjamin B Burbank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:36
CPC Classifications
C; C08; C08L; C08L89/00; C08L89/04; C08L89/06; C08J; C08J5/00; C08J5/18; C08J2389/00; C08J2389/04; C08K; C08K3/00; C08K3/30; C08K2003/3045
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1939-07-07 | 1940-01-06 | 1940-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-07-07 | 1944-01-06 | 1944-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-07-07 | 1948-01-06 | 1948-07-07 | $7700.00 | Window Closed / Lapsed |