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US1108470A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric pneumatic-pressure control.
Assignee: Individual
•
Filing: 1913-03-14
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Granted: 1914-08-25
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Expires: 1933-03-14
Abstract
No abstract record available.
Inventors
- 👤 Edward K Parker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:30
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/02; F16K31/06; F16K31/0675; F16K31/0679; Y; Y10; Y10T; Y10T74/00; Y10T74/11
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) | 1917-08-24 | 1918-02-23 | 1918-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-08-24 | 1922-02-23 | 1922-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-08-24 | 1926-02-23 | 1926-08-25 | $7700.00 | Window Closed / Lapsed |