US2600261A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aerial map projection method and apparatus for making same
Assignee: Individual
•
Filing: 1946-08-17
•
Granted: 1952-06-10
•
Expires: 1966-08-17
Abstract
No abstract record available.
Inventors
- 👤 Jr Harry Pennington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:04
CPC Classifications
G; G01; G01C; G01C11/00
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-10 | 1955-12-10 | 1956-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-10 | 1959-12-10 | 1960-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-10 | 1963-12-10 | 1964-06-10 | $7700.00 | Window Closed / Lapsed |