US3260638A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Taper and mastic applicator
Assignee: Individual
•
Filing: 1962-05-29
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Granted: 1966-07-12
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Expires: 1982-05-29
Abstract
No abstract record available.
Inventors
- 👤 Hoveland Julian Cleon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:58
CPC Classifications
E; E04; E04F; E04F21/00; E04F21/165; B; B44; B44C; B44C7/00; B44C7/02; E04F21/02; E04F21/026; E04F21/1655; E04F21/1657; Y; Y10; Y10T; Y10T156/00; Y10T156/12; Y10T156/1348; Y10T156/1352; Y10T156/1361; Y10T156/17; Y10T156/1788; Y10T156/179
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
174 words
A DRY WALL TAPER AND MASTIC APPLICATOR COMPRISING AN ELONGATED MASTIC-RECEIVING BARREL, A MASTIC-EJECTING PISTON SLIDABLY MOUNTED IN SAID BARREL, A HOUSING MOUNTED ON ONE END OF SAID BARREL AND HAVING REAR AND FORWARD WALLS, TOP AND BOTTOM WALLS, AND SIDE WALLS FORMING A MASTIC-RECEIVING CHAMBER COMMUNICATING WITH THE INTERIOR OF SAID BARREL, A PAIR OF SPACED PARALLEL TAPE GUIDE PLATES EXTENDING THROUGH SAID REAR AND FORWARD WALLS AND SAID CHAMBER, SAID PLATES BEING SPACED FROM SAID TOP AND BOTTOM WALLS AND DEFINING A LOWER PORTION OF SAID CHAMBER BETWEEN SAID PLATES AND SAID BOTTOM WALL AND AN UPPER PORTION OF SAID CHAMBER BETWEEN SAID PLATES AND SAID TOP WALL, SAID PLATES HAVING EDGES SPACED FROM SAID SIDE WALL AND DEFINING MASTIC FLOW PASSAGES COMMUNICATING WITH SAID CHAMBER PORTIONS, ONE OF SAID PLATES HAVING TAPEEXPOSING OPENINGS THEREIN ADJACENT SAID FORWARD WALL AND COMMUNICATING DIRECTLY WITH SAID LOWER PORTION OF SAID CHAMBER, THE OTHER OF SAID PLATES HAVING TAPE-EXPOSING OPENINGS THEREIN ADJACENT SAID FORWARD WALL AND COMMUNICATING DIRECTLY WITH SAID UPPER PORTION OF SAID CHAMBER.
Claim 2
Dependent Claim
174 words
A DRY WALL TAPER AND MASTIC APPLICATOR COMPRISING AN ELONGATED MASTIC-RECEIVING BARREL, A MASTIC-EJECTING PISTON SLIDABLY MOUNTED IN SAID BARREL, A HOUSING MOUNTED ON ONE END OF SAID BARREL AND HAVING REAR AND FORWARD WALLS, TOP AND BOTTOM WALLS, AND SIDE WALLS FORMING A MASTIC-RECEIVING CHAMBER COMMUNICATING WITH THE INTERIOR OF SAID BARREL, A PAIR OF SPACED PARALLEL TAPE GUIDE PLATES EXTENDING THROUGH SAID REAR AND FORWARD WALLS AND SAID CHAMBER, SAID PLATES BEING SPACED FROM SAID TOP AND BOTTOM WALLS AND DEFINING A LOWER PORTION OF SAID CHAMBER BETWEEN SAID PLATES AND SAID BOTTOM WALL AND AN UPPER PORTION OF SAID CHAMBER BETWEEN SAID PLATES AND SAID TOP WALL, SAID PLATES HAVING EDGES SPACED FROM SAID SIDE WALL AND DEFINING MASTIC FLOW PASSAGES COMMUNICATING WITH SAID CHAMBER PORTIONS, ONE OF SAID PLATES HAVING TAPEEXPOSING OPENINGS THEREIN ADJACENT SAID FORWARD WALL AND COMMUNICATING DIRECTLY WITH SAID LOWER PORTION OF SAID CHAMBER, THE OTHER OF SAID PLATES HAVING TAPE-EXPOSING OPENINGS THEREIN ADJACENT SAID FORWARD WALL AND COMMUNICATING DIRECTLY WITH SAID UPPER PORTION OF SAID CHAMBER.
Claim 3
Dependent Claim
55 words
A DRY WALL TAPER AND MASTIC APPLICATOR AS DEFINED IN CLAIM 1, SAID UPPER CHAMBER PORTION BEING IN DIRECT COMMUNICATION WITH THE INTERIOR OF SAID BARREL, VALVE MEANS IN SAID HOUSING ACTUATABLE TO OPEN AND CLOSE SAID MASTIC FLOW PASSAGES AND SAID PLATE OPENINGS, AND MEANS EXTERNALLY OF SAID HOUSING FOR ACTUATING SAID VALVE MEANS.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |