US3087682A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-liquid spray gun
Assignee: DeVilbiss Co
•
Filing: 1960-08-30
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Granted: 1963-04-30
•
Expires: 1980-08-30
Abstract
No abstract record available.
Inventors
- 👤 Donald J Peeps
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:09
CPC Classifications
B; B05; B05B; B05B7/00; B05B7/02; B05B7/04; B05B7/0408; B05B7/12; B05B7/1209
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
IN A SPRAY GUN BODY INCLUDING AN AIR PASSAGE, A LIQUID CHAMBER, MEANS FORMING TWO LIQUID PASSAGES FOR SUPPLYING COATING LIQUID TO SAID CHAMBER, A LIQUID ORIFICE COMMUNICATING WITH SAID LIQUID CHAMBER, AN AIR NOZZLE SPACED FROM SAID LIQUID ORIFICE AND COMMUNICATING WITH SAID AIR PASSAGE, A NEEDLE VALVE HAVING AN END ASSOCIATED WITH SAID LIQUID ORIFICE FOR OPENING AND CLOSING THE SAME, SAID NEEDLE VALVE EXTENDING SUBSTANTIALLY CONCENTRICALLY THROUGH SAID LIQUID CHAMBER AND OUT OF SAID GUN BODY, MEANS FOR OPENING AND CLOSING SAID NEEDLE VALVE, AND MEANS ASSOCIATED WITH SAID OPENING AND CLOSING MEANS FOR CONTROLLING FLOW OF AIR THROUGH SAID AIR PASSAGE, THE IMPROVEMENT COMPRISING A LIQUID HOUSING LO-
Claim 2
Dependent Claim
112 words
IN A SPRAY GUN BODY INCLUDING AN AIR PASSAGE, A LIQUID CHAMBER, MEANS FORMING TWO LIQUID PASSAGES FOR SUPPLYING COATING LIQUID TO SAID CHAMBER, A LIQUID ORIFICE COMMUNICATING WITH SAID LIQUID CHAMBER, AN AIR NOZZLE SPACED FROM SAID LIQUID ORIFICE AND COMMUNICATING WITH SAID AIR PASSAGE, A NEEDLE VALVE HAVING AN END ASSOCIATED WITH SAID LIQUID ORIFICE FOR OPENING AND CLOSING THE SAME, SAID NEEDLE VALVE EXTENDING SUBSTANTIALLY CONCENTRICALLY THROUGH SAID LIQUID CHAMBER AND OUT OF SAID GUN BODY, MEANS FOR OPENING AND CLOSING SAID NEEDLE VALVE, AND MEANS ASSOCIATED WITH SAID OPENING AND CLOSING MEANS FOR CONTROLLING FLOW OF AIR THROUGH SAID AIR PASSAGE, THE IMPROVEMENT COMPRISING A LIQUID HOUSING LO-
References Cited (Backward Citations)
FR508288A
Cited
US1470111A
Cited
US2265209A
Cited
US2511626A
Cited
US2513081A
Cited
US2786716A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |