US1943047A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for dispensing gas material
Assignee: Linde Air Products Co
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Filing: 1932-07-26
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Granted: 1934-01-09
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Expires: 1952-07-26
Abstract
No abstract record available.
Inventors
- 👤 Lee C Updegraff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 00:19
CPC Classifications
F; F17; F17C; F17C7/00; F17C7/02; F17C7/04; F17C2201/00; F17C2201/05; F17C2201/058; F17C2203/00; F17C2203/03; F17C2203/06; F17C2203/0602; F17C2203/0612; F17C2203/0626; F17C2203/0629; F17C2205/00; F17C2205/03; F17C2205/0302; F17C2205/0323; F17C2205/0332; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/0161; F17C2223/04; F17C2223/042; F17C2223/046; F17C2223/047; F17C2225/00; F17C2225/01; F17C2225/0107; F17C2225/0123; F17C2227/00; F17C2227/03; F17C2227/0367; F17C2227/0388; F17C2227/039; F17C2227/0393; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2564; Y10T137/2567; Y10T137/6416; Y10T137/6552
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) | 1937-01-08 | 1937-07-10 | 1938-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-01-08 | 1941-07-10 | 1942-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-01-08 | 1945-07-10 | 1946-01-09 | $7700.00 | Window Closed / Lapsed |