Patent US3048875A successfully refreshed from Google Patents.
US3048875A
Expired / Lapsed
US
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Pneumatic systems
Assignee: JOSEPH P ROSSI
•
Filing: 1960-06-02
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Granted: 1962-08-14
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Expires: 1980-06-02
Abstract
No abstract record available.
Inventors
- 👤 Norman E Bottinelli
- 👤 Harry M Rovenger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:13
CPC Classifications
A; A47; A47L; A47L5/00; A47L5/12; A47L5/22; A47L5/38; Y; Y10; Y10S; Y10S55/00; Y10S55/08; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7303
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA558151A
Cited
US1727733A
Cited
US1618667A
Cited
FR666652A
Cited
US2583252A
Cited
US2889003A
Cited
US2825921A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-13 | 1966-02-12 | 1966-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-13 | 1970-02-12 | 1970-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-13 | 1974-02-12 | 1974-08-14 | $7700.00 | Window Closed / Lapsed |