Patent US3028795A successfully refreshed from Google Patents.
US3028795A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutting and sealing apparatus
Assignee: Individual
•
Filing: 1959-10-06
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Granted: 1962-04-10
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Expires: 1979-10-06
Abstract
No abstract record available.
Inventors
- 👤 William L Hughes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:58
CPC Classifications
B; B26; B26D; B26D7/00; B26D7/27; B26D7/34; Y; Y10; Y10T; Y10T156/00; Y10T156/12; Y10T156/125; Y10T156/1304; Y10T156/1309; Y10T156/1378
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190616978A
Cited
US2313311A
Cited
US2411821A
Cited
US2561387A
Cited
US2643786A
Cited
US2949370A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-09 | 1965-10-09 | 1966-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-09 | 1969-10-09 | 1970-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-09 | 1973-10-09 | 1974-04-10 | $7700.00 | Window Closed / Lapsed |