Patent US3433243A successfully refreshed from Google Patents.
US3433243A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steam trap
Assignee: Trane US Inc
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Filing: 1966-06-20
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Granted: 1969-03-18
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Expires: 1986-06-20
Abstract
No abstract record available.
Inventors
- 👤 Albert W Schroder
- 👤 Robert G Miner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:43
CPC Classifications
F; F16; F16T; F16T1/00; F16T1/12; F16T1/16; F16T1/165; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3003; Y10T137/3021; Y10T137/304; Y10T137/598; Y10T137/6161; Y10T137/6164; Y10T137/6167
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-17 | 1972-09-16 | 1973-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-17 | 1976-09-16 | 1977-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-17 | 1980-09-16 | 1981-03-18 | $7700.00 | Window Closed / Lapsed |