US1301948A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve.
Assignee: Individual
•
Filing: 1917-04-25
•
Granted: 1919-04-29
•
Expires: 1937-04-25
Abstract
No abstract record available.
Inventors
- 👤 Jacob Kaplan
- 👤 Israel Lack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:28
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/44; F16K31/52; F16K31/528; F16K31/5284; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18888; Y10T74/1892; Y10T74/18944
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) | 1922-04-28 | 1922-10-28 | 1923-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1926-04-28 | 1926-10-28 | 1927-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1930-04-28 | 1930-10-28 | 1931-04-29 | $7700.00 | Window Closed / Lapsed |