Patent US1042745A successfully refreshed from Google Patents.
US1042745A
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Pressure-regulator.
Assignee: Individual
•
Filing: 1911-12-28
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Granted: 1912-10-29
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Expires: 1931-12-28
Abstract
No abstract record available.
Inventors
- 👤 Edward Zahm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:27
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/32; F16K1/34; F16K1/44; F16K1/443; F16K1/446; D; D06; D06F; D06F39/00; D06F39/08; D06F39/081; Y; Y10; Y10T; Y10T137/00; Y10T137/5762; Y10T137/7722; Y10T137/7781; Y10T137/7793; Y10T137/7801; Y10T137/7805; Y10T137/794; Y10T137/7976
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) | 1915-10-29 | 1916-04-29 | 1916-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1919-10-29 | 1920-04-29 | 1920-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1923-10-29 | 1924-04-29 | 1924-10-29 | $7700.00 | Window Closed / Lapsed |