Patent US2635510A successfully refreshed from Google Patents.
US2635510A
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Apparatus and method for attaching handles to bags
Assignee: PAPER STRAP Inc
•
Filing: 1947-07-19
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Granted: 1953-04-21
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Expires: 1967-07-19
Abstract
No abstract record available.
Inventors
- 👤 Frank A Grant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:38
CPC Classifications
B; B31; B31B; B31B70/00; B31B70/74; B31B70/86; B31B70/864; B31B2160/00; B31B2160/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1054394A
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US1524399A
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US1982503A
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US2021787A
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US2060451A
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US2060450A
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US2177117A
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US2220073A
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US2314519A
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US2379087A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-20 | 1956-10-20 | 1957-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-20 | 1960-10-20 | 1961-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-20 | 1964-10-20 | 1965-04-21 | $7700.00 | Window Closed / Lapsed |