Patent US3240398A successfully refreshed from Google Patents.
US3240398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vented spray gun cup
Assignee: Sharpe Manufacturing Co
•
Filing: 1964-03-09
•
Granted: 1966-03-15
•
Expires: 1984-03-09
Abstract
No abstract record available.
Inventors
- 👤 Jr Thomas W Dalton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:17
CPC Classifications
B; B05; B05B; B05B7/00; B05B7/24; B05B7/2402; B05B7/2405; B05B7/2408
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
IN COMBINATION: A SPRAY GUN CUP; A REMOVABLE LID FOR SEALING THE CUP, AND HAVING A VENT OPENING IN UNINTERRUPTED COMMUNICATION WITH THE AMBIENT SPACE, A DISCHARGE CONDUIT HAVING AN INNER END LOCATED ADJACENT THE BOTTOM OF THE CUP AND AN OUTER END COOPERABLE WITH A SPRAY GUN FOR SUBJECTING THE DISCHARGE CONDUIT TO A PARTIAL VACUUM FOR DRAWING MATERIAL FROM THE CUP; AND A CONDUIT
Claim 2
Dependent Claim
66 words
IN COMBINATION: A SPRAY GUN CUP; A REMOVABLE LID FOR SEALING THE CUP, AND HAVING A VENT OPENING IN UNINTERRUPTED COMMUNICATION WITH THE AMBIENT SPACE, A DISCHARGE CONDUIT HAVING AN INNER END LOCATED ADJACENT THE BOTTOM OF THE CUP AND AN OUTER END COOPERABLE WITH A SPRAY GUN FOR SUBJECTING THE DISCHARGE CONDUIT TO A PARTIAL VACUUM FOR DRAWING MATERIAL FROM THE CUP; AND A CONDUIT
References Cited (Backward Citations)
US1207274A
Cited
US1911367A
Cited
GB508734A
Cited
US2303458A
Cited
US2608446A
Cited
US3157360A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |