US2727359A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Follow-up control
Assignee: Individual
•
Filing: 1954-06-28
•
Granted: 1955-12-20
•
Expires: 1974-06-28
Abstract
No abstract record available.
Inventors
- 👤 Charles V Staller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:42
CPC Classifications
F; F15; F15B; F15B9/00; F15B9/02; F15B9/08; F15B9/12; Y; Y10; Y10T; Y10T82/00; Y10T82/14; Y10T82/141; Y10T82/147; Y10T82/25; Y10T82/2531; Y10T82/2541
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1056194A
Cited
GB392897A
Cited
US2028089A
Cited
US2273721A
Cited
US2391996A
Cited
US2601760A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-19 | 1959-06-20 | 1959-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-19 | 1963-06-20 | 1963-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-19 | 1967-06-20 | 1967-12-20 | $7700.00 | Window Closed / Lapsed |