US2308149A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packing gland
Assignee: Dowty Equipment Ltd
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Filing: 1941-05-24
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Granted: 1943-01-12
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Expires: 1961-05-24
Abstract
No abstract record available.
Inventors
- 👤 Bingham Arthur Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:34
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/18; F16J15/184; F16J15/185; C; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/08; C07F9/09; C07F9/12; C07F9/16; C07F9/165; C07F9/18; C07F9/22; C07F9/24; C07F9/2404; C07F9/242; C07F9/28; C07F9/30; C07F9/32; C07F9/3258; C07F9/3282; C07F9/38; C07F9/40; C07F9/4071; C07F9/4084; C07F9/44; C07F9/4434; C07F9/4449; Y; Y10; Y10S; Y10S277/00; Y10S277/918
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) | 1946-01-11 | 1946-07-13 | 1947-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-01-11 | 1950-07-13 | 1951-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-01-11 | 1954-07-13 | 1955-01-12 | $7700.00 | Window Closed / Lapsed |