US2550415A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tripod for photographic purposes
Assignee: Individual
•
Filing: 1946-03-18
•
Granted: 1951-04-24
•
Expires: 1966-03-18
Abstract
No abstract record available.
Inventors
- 👤 Kammermeyer George Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:23
CPC Classifications
F; F16; F16M; F16M11/00; F16M11/20; F16M11/24; F16M11/26; F16M11/32; F16M11/02; F16M11/04; F16M11/06; F16M11/10; F16M11/16; F16M11/2007; F16M11/2014
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-23 | 1954-10-23 | 1955-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-23 | 1958-10-23 | 1959-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-23 | 1962-10-23 | 1963-04-24 | $7700.00 | Window Closed / Lapsed |