Patent US1780039A successfully refreshed from Google Patents.
US1780039A
Expired / Lapsed
US
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Tripod head
Assignee: AKCIOVA SPOLECNOST K P GOERZ O
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Filing: 1929-04-05
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Granted: 1930-10-28
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Expires: 1949-04-05
Abstract
No abstract record available.
Inventors
- 👤 Pechan Ignaz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 05:58
CPC Classifications
F; F16; F16M; F16M11/00; F16M11/20; F16M11/24; F16M11/242; F16M2200/00; F16M2200/02; F16M2200/021; F16M2200/022
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1933-10-27 | 1934-04-28 | 1934-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-10-27 | 1938-04-28 | 1938-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-10-27 | 1942-04-28 | 1942-10-28 | $7700.00 | Window Closed / Lapsed |