Patent US2661652A successfully refreshed from Google Patents.
US2661652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motion-picture apparatus and method
Assignee: Individual
•
Filing: 1949-10-10
•
Granted: 1953-12-08
•
Expires: 1969-10-10
Abstract
No abstract record available.
Inventors
- 👤 Martin E Evans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:42
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/76; H04N5/84; H04N5/843; H04N5/846; G; G03; G03B; G03B21/00; G03B21/14; G03B21/32; G03B9/00; G03B9/08; G03B9/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2259228A
Cited
US1454899A
Cited
US1190582A
Cited
US1262590A
Cited
US1105036A
Cited
US1191069A
Cited
US1537315A
Cited
US1713503A
Cited
US1579953A
Cited
US1601886A
Cited
US1759391A
Cited
US1621953A
Cited
US1864677A
Cited
US1934514A
Cited
US1877713A
Cited
US1949477A
Cited
US2061652A
Cited
US1983402A
Cited
US2027028A
Cited
US2017853A
Cited
US1980806A
Cited
US2011353A
Cited
US2131850A
Cited
US2135993A
Cited
US2173230A
Cited
GB484565A
Cited
US2146634A
Cited
US2244688A
Cited
US2312308A
Cited
US2355939A
Cited
US2369786A
Cited
US2362818A
Cited
US2440106A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-07 | 1957-06-08 | 1957-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-07 | 1961-06-08 | 1961-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-07 | 1965-06-08 | 1965-12-08 | $7700.00 | Window Closed / Lapsed |