Patent US3277868A successfully refreshed from Google Patents.
US3277868A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesive applicator including adhesiverecirculation means
Assignee: Lockwood Technical Inc
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Filing: 1963-02-18
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Granted: 1966-10-11
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Expires: 1983-02-18
Abstract
No abstract record available.
Inventors
- 👤 Glynn H Lockwood
- 👤 Max L Panzer
- 👤 Allen K Schleicher
- 👤 Allan M Hudson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:25
CPC Classifications
B; B05; B05C; B05C11/00; B05C11/10; B05C11/1042
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
A HOT MELT ADHESIVE APPLICATOR COMPRISING A BASE, A PUMP MOUNTED ON SAID BASE, A PREHEAT RESERVOIR, MEANS FOR FEEDING MATERIAL FROM SAID RESERVOIR TO SAID PUMP, AN APPLICATOR BODY HAVING A DISCHARGE OPENING, MEANS FOR CONDUCTING MATERIAL FROM SAID PUMP TO SAID DISCHARGE OPENING IN SAID APPLICATOR BODY, MEANS FOR CARRYING EXCESS MATERIAL FROM SAID APPLICATOR BODY ADJACENT SAID DISCHARGE OPENING BACK TO SAID PUMP, A VALVE IN SAID APPLICATOR BODY ADAPTED IN A FIRST POSITION TO ESTABLISH COMMUNICATION BETWEEN SAID CONDUCTING MEANS AND SAID CARRYING MEANS WHILE OBSTRUCTING SAID OPENING AND IN A SECOND POSITION TO ESTABLISH COMMUNICATION BETWEEN SAID CONDUCTING MEANS AND SAID OPENING WHILE OBSTRUCTING SAID CARRYING MEANS, MEANS FOR HEATING SAID APPLICATOR BODY, AND MEANS FOR CONTROLLING THE OPERATION OF SAID HEATING MEANS IN ACCORDANCE WITH THE TEMPERATURE OF SAID APPLICATOR BODY.
Claim 2
Dependent Claim
137 words
A HOT MELT ADHESIVE APPLICATOR COMPRISING A BASE, A PUMP MOUNTED ON SAID BASE, A PREHEAT RESERVOIR, MEANS FOR FEEDING MATERIAL FROM SAID RESERVOIR TO SAID PUMP, AN APPLICATOR BODY HAVING A DISCHARGE OPENING, MEANS FOR CONDUCTING MATERIAL FROM SAID PUMP TO SAID DISCHARGE OPENING IN SAID APPLICATOR BODY, MEANS FOR CARRYING EXCESS MATERIAL FROM SAID APPLICATOR BODY ADJACENT SAID DISCHARGE OPENING BACK TO SAID PUMP, A VALVE IN SAID APPLICATOR BODY ADAPTED IN A FIRST POSITION TO ESTABLISH COMMUNICATION BETWEEN SAID CONDUCTING MEANS AND SAID CARRYING MEANS WHILE OBSTRUCTING SAID OPENING AND IN A SECOND POSITION TO ESTABLISH COMMUNICATION BETWEEN SAID CONDUCTING MEANS AND SAID OPENING WHILE OBSTRUCTING SAID CARRYING MEANS, MEANS FOR HEATING SAID APPLICATOR BODY, AND MEANS FOR CONTROLLING THE OPERATION OF SAID HEATING MEANS IN ACCORDANCE WITH THE TEMPERATURE OF SAID APPLICATOR BODY.
References Cited (Backward Citations)
US1457634A
Cited
US1968992A
Cited
US2111761A
Cited
US2501595A
Cited
US2719326A
Cited
US2700260A
Cited
US2754228A
Cited
US2871516A
Cited
US2783735A
Cited
US3078824A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-10 | 1970-04-11 | 1970-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-10 | 1974-04-11 | 1974-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-10 | 1978-04-11 | 1978-10-11 | $7700.00 | Window Closed / Lapsed |