US2780004A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for measuring facial proportions
Assignee: FACIAL GRAPH Corp
•
Filing: 1954-03-25
•
Granted: 1957-02-05
•
Expires: 1974-03-25
Abstract
No abstract record available.
Inventors
- 👤 Rosenbaum Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:17
CPC Classifications
A; A61; A61B; A61B3/00; A61B3/02; A61B3/028; A61B3/04; A61B5/00; A61B5/103; A61B5/107; G; G02; G02C; G02C13/00; G02C13/003
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2043230A
Cited
US1990297A
Cited
US2115357A
Cited
US2138293A
Cited
US2190947A
Cited
US2269312A
Cited
US2511654A
Cited
US2579386A
Cited
US2602237A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-05 | 1960-08-06 | 1961-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-05 | 1964-08-06 | 1965-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-05 | 1968-08-06 | 1969-02-05 | $7700.00 | Window Closed / Lapsed |