US1603556A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packing gland
Assignee: Individual
•
Filing: 1924-05-19
•
Granted: 1926-10-19
•
Expires: 1944-05-19
Abstract
No abstract record available.
Inventors
- 👤 Frank L Platt
- 👤 George N Hein
- 👤 Robert R Impey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:54
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/32; F16J15/3204; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18088; Y10T74/18128; Y10T74/18136
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) | 1929-10-18 | 1930-04-19 | 1930-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-10-18 | 1934-04-19 | 1934-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-10-18 | 1938-04-19 | 1938-10-19 | $7700.00 | Window Closed / Lapsed |