US2219064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packing gland mounting
Assignee: Individual
•
Filing: 1937-05-25
•
Granted: 1940-10-22
•
Expires: 1957-05-25
Abstract
No abstract record available.
Inventors
- 👤 Tanner E Boyer
- 👤 Lester P Stockman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:20
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/18; F16J15/187; E; E21; E21B; E21B33/00; E21B33/02; E21B33/08; F16J15/32; F16J15/3204; F16J15/3224
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) | 1943-10-22 | 1944-04-22 | 1944-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-10-22 | 1948-04-22 | 1948-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-10-22 | 1952-04-22 | 1952-10-22 | $7700.00 | Window Closed / Lapsed |