US3322603A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat sealing hand tool
Assignee: Individual
•
Filing: 1964-04-20
•
Granted: 1967-05-30
•
Expires: 1984-04-20
Abstract
No abstract record available.
Inventors
- 👤 Joseph R Grasso
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:32
CPC Classifications
B; B65; B65B; B65B51/00; B65B51/10; B65B51/14; B65B51/148; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C65/74; B29C65/745; B29C65/7457; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/20; B29C66/23; B29C66/232; B29C66/345; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/4312; B29C66/80; B29C66/81; B29C66/814; B29C66/8141; B29C66/81427; B29C66/81429; B29C66/81433; B29C66/81435; B29C66/8145; B29C66/81457; B29C66/82; B29C66/822; B29C66/8221; B29C66/8227; B29C66/83; B29C66/832; B29C66/8324; B29C66/83241; B29C66/84; B29C66/861; B29C66/8614; B29C2793/00; B29C2793/0045; Y; Y10; Y10T; Y10T156/00; Y10T156/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
A HEAT SEALING HAND TOOL COMPRISING A PAIR OF PIVOTALLY MOUNTED MEMBERS RESPECTIVELY HAVING HANDLE PORTIONS WHICH CAUSE SAID MEMBERS TO BE DRAWN TOWARD EACH OTHER WHEN SAID HANDLE PORTIONS ARE MOVED TOWARD EACH OTHER, A FIRST OF SAID MEMBERS CARRYING A HEATING ELEMENT, A SECOND OF SAID MEMBERS PIVOTALLY CARRYING A RESLIENT PAD WHICH COOPERATED WITH SAID HEATING ELEMENTS TO HEAT SEAL MATERIAL THEREBETWEEN WHEN SAID MEMBERS ARE MOVED TOWARD EACH OTHER BY SAID HANDLE PORTIONS, SAID SECOND MEMBER HAVING GUIDE MEANS HOLDING SAID PIVOTALLY MOUNTED PAD IN A FIXED POSITION RELATIVE TO SAID SECOND MEMBER WHEN SAID MEMBERS ARE IN AN OPENED POSITION AND SPRING MEANS TENDING TO HOLD SAID FIRST AND SECOND MEMBERS AND SAID HANDLE MEMBERS IN AN OPENED POSITION.
Claim 2
Dependent Claim
124 words
A HEAT SEALING HAND TOOL COMPRISING A PAIR OF PIVOTALLY MOUNTED MEMBERS RESPECTIVELY HAVING HANDLE PORTIONS WHICH CAUSE SAID MEMBERS TO BE DRAWN TOWARD EACH OTHER WHEN SAID HANDLE PORTIONS ARE MOVED TOWARD EACH OTHER, A FIRST OF SAID MEMBERS CARRYING A HEATING ELEMENT, A SECOND OF SAID MEMBERS PIVOTALLY CARRYING A RESLIENT PAD WHICH COOPERATED WITH SAID HEATING ELEMENTS TO HEAT SEAL MATERIAL THEREBETWEEN WHEN SAID MEMBERS ARE MOVED TOWARD EACH OTHER BY SAID HANDLE PORTIONS, SAID SECOND MEMBER HAVING GUIDE MEANS HOLDING SAID PIVOTALLY MOUNTED PAD IN A FIXED POSITION RELATIVE TO SAID SECOND MEMBER WHEN SAID MEMBERS ARE IN AN OPENED POSITION AND SPRING MEANS TENDING TO HOLD SAID FIRST AND SECOND MEMBERS AND SAID HANDLE MEMBERS IN AN OPENED POSITION.
References Cited (Backward Citations)
US2441817A
Cited
US2644151A
Cited
US2535171A
Cited
DE1035420B
Cited
GB887292A
Cited
US3092018A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-29 | 1970-11-28 | 1971-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-29 | 1974-11-28 | 1975-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-29 | 1978-11-28 | 1979-05-30 | $7700.00 | Window Closed / Lapsed |