US2494016A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Exhaust pipe end cover
Assignee: Individual
•
Filing: 1945-03-29
•
Granted: 1950-01-10
•
Expires: 1965-03-29
Abstract
No abstract record available.
Inventors
- 👤 Taylor Charles Ralph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:57
CPC Classifications
F; F01; F01N; F01N13/00; F01N13/08; F01N13/085; F01N2590/00; F01N2590/08; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7898; Y10T137/7902; Y10T137/7903
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US101972A
Cited
US245098A
Cited
US393194A
Cited
US485375A
Cited
US1222394A
Cited
US1532635A
Cited
US1865295A
Cited
US1935216A
Cited
US1944321A
Cited
US2210996A
Cited
US2350102A
Cited
US2420700A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-09 | 1953-07-11 | 1954-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-09 | 1957-07-11 | 1958-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-09 | 1961-07-11 | 1962-01-10 | $7700.00 | Window Closed / Lapsed |