US2561971A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phonograph-picture exhibitor
Assignee: Individual
•
Filing: 1949-05-21
•
Granted: 1951-07-24
•
Expires: 1969-05-21
Abstract
No abstract record available.
Inventors
- 👤 Bustanoby Andre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:34
CPC Classifications
G; G03; G03B; G03B31/00; G03B31/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US709342A
Cited
US726371A
Cited
US1658030A
Cited
US1933057A
Cited
US1913913A
Cited
US1929173A
Cited
US2021817A
Cited
US2455712A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-23 | 1955-01-22 | 1955-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-23 | 1959-01-22 | 1959-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-23 | 1963-01-22 | 1963-07-24 | $7700.00 | Window Closed / Lapsed |