US2744706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Muffler and tailpipe hanger
Assignee: Individual
•
Filing: 1952-02-28
•
Granted: 1956-05-08
•
Expires: 1972-02-28
Abstract
No abstract record available.
Inventors
- 👤 Emanuel J Gerdy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:19
CPC Classifications
F; F01; F01N; F01N13/00; F01N13/18; F01N13/1805; F01N13/1811; F01N13/1822; F16; F16B; F16B2/00; F16B2/02; F16B2/06; F16B2/10; F16L; F16L3/00; F16L3/16; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1412; Y10T24/1441; Y10T24/1443; Y10T24/1445; Y10T24/1447
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1084936A
Cited
US1398294A
Cited
US1471386A
Cited
US1535718A
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US1635164A
Cited
US1819754A
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US2267431A
Cited
US2371009A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-08 | 1959-11-07 | 1960-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-08 | 1963-11-07 | 1964-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-08 | 1967-11-07 | 1968-05-08 | $7700.00 | Window Closed / Lapsed |