US882503A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air-hose coupling.
Assignee: AIR-BRAKE AND STEAM-HEAT CONNECTION Co
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Filing: 1907-10-30
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Granted: 1908-03-17
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Expires: 1927-10-30
Abstract
No abstract record available.
Inventors
- 👤 Walter W Kilpatrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:18
CPC Classifications
B; B60; B60T; B60T17/00; B60T17/04; B60T17/043; F; F16; F16L; F16L37/00; F16L37/24; F16L37/256
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) | 1911-03-17 | 1911-09-16 | 1912-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1915-03-17 | 1915-09-16 | 1916-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1919-03-17 | 1919-09-16 | 1920-03-17 | $7700.00 | Window Closed / Lapsed |