US1311287A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Planoooaph co
Assignee: —
•
Filing: —
•
Granted: 1919-07-29
•
Expires: 1936-07-29
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:35
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/32; F16K1/34; F16K1/44; F16K1/443; F16K1/446; Y; Y10; Y10T; Y10T137/00; Y10T137/3149; Y10T137/3185; Y10T137/3222; Y10T137/4238; Y10T137/4245; Y10T137/4259; Y10T137/4456; Y10T137/4463; Y10T137/4576
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) | 1922-07-28 | 1923-01-27 | 1923-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1926-07-28 | 1927-01-27 | 1927-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1930-07-28 | 1931-01-27 | 1931-07-29 | $7700.00 | Window Closed / Lapsed |