Patent US2716777A successfully refreshed from Google Patents.
US2716777A
Expired / Lapsed
US
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Manufacture of shrinkable tubes
Assignee: Individual
•
Filing: 1951-08-14
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Granted: 1955-09-06
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Expires: 1971-08-14
Abstract
No abstract record available.
Inventors
- 👤 Hagen Norbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:56
CPC Classifications
B; B29; B29C; B29C61/00; B29C61/06; B29C61/08; Y; Y10; Y10S; Y10S174/00; Y10S174/08; Y10S264/00; Y10S264/71; Y10S264/73
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-09-05 | 1959-03-07 | 1959-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-05 | 1963-03-07 | 1963-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-05 | 1967-03-07 | 1967-09-06 | $7700.00 | Window Closed / Lapsed |