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Patent US3035510A successfully refreshed from Google Patents.
US3035510A
Expired / Lapsed
US
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Heat seal machine
Assignee: Unipress Co Inc
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Filing: 1959-09-29
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Granted: 1962-05-22
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Expires: 1979-09-29
Abstract
No abstract record available.
Inventors
- 👤 Virgil R Carpenter
- 👤 William M Turner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:24
CPC Classifications
A; A41; A41H; A41H43/00; A41H43/04; A41D; A41D27/00; A41D27/24; A41D27/245; B; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C66/00; B29C66/80; B29C66/81; B29C66/816; B29C66/8161; B29C66/82; B29C66/824; B29C66/8242; B29C66/83; B29C66/832; B29C66/8322
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2904098A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-21 | 1965-11-20 | 1966-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-21 | 1969-11-20 | 1970-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-21 | 1973-11-20 | 1974-05-22 | $7700.00 | Window Closed / Lapsed |