US1706031A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Double cross-expansion packing
Assignee: Individual
•
Filing: 1925-09-15
•
Granted: 1929-03-19
•
Expires: 1945-09-15
Abstract
No abstract record available.
Inventors
- 👤 Lamb Charles
- 👤 Douglas R Radford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:37
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/18; F16J15/20; Y; Y10; Y10T; Y10T428/00; Y10T428/23; Y10T428/239; Y10T428/24; Y10T428/24058; Y10T428/24074; Y10T428/24116
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) | 1932-03-18 | 1932-09-17 | 1933-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-03-18 | 1936-09-17 | 1937-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-03-18 | 1940-09-17 | 1941-03-19 | $7700.00 | Window Closed / Lapsed |