US3458133A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Purging system for a spray painting installation
Assignee: WS ROCKWELL COMPANY 200 ELIOT STREET FAIRFIELD CT A CORP OF NJ
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Filing: 1967-10-20
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Granted: 1969-07-29
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Expires: 1987-10-20
Abstract
No abstract record available.
Inventors
- 👤 Richard F Wiggins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:01
CPC Classifications
B; B05; B05B; B05B12/00; B05B12/14; B05B15/00; B05B15/50; B05B15/55; B05B12/149; Y; Y10; Y10T; Y10T137/00; Y10T137/4238; Y10T137/4245; Y10T137/4259
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1743245A
Cited
US2022481A
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US2244686A
Cited
US2290350A
Cited
US2608247A
Cited
US3023968A
Cited
US3240225A
Cited
US3219273A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-28 | 1973-01-27 | 1973-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-28 | 1977-01-27 | 1977-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-28 | 1981-01-27 | 1981-07-29 | $7700.00 | Window Closed / Lapsed |