Patent US3058002A successfully refreshed from Google Patents.
Patent US2832096A successfully refreshed from Google Patents.
US2832096A
Expired / Lapsed
US
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Apparatus for making corrugated rubber tubing and the like
Assignee: Individual
•
Filing: 1953-09-21
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Granted: 1958-04-29
•
Expires: 1973-09-21
Abstract
No abstract record available.
Inventors
- 👤 Vance M Kramer
- 👤 Lawrence W Carlton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:31
CPC Classifications
B; B29; B29C; B29C53/00; B29C53/22; B29C53/30; B29C53/305; B29K; B29K2021/00; B29K2105/00; B29K2105/24; B29K2105/243; B29K2105/246; B29L; B29L2023/00; B29L2023/18; Y; Y10; Y10S; Y10S425/00; Y10S425/044
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2250967A
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US2384056A
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US2366087A
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US2395144A
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US2584501A
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US2560369A
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US2625979A
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US2707017A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-28 | 1961-10-28 | 1962-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-28 | 1965-10-28 | 1966-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-28 | 1969-10-28 | 1970-04-29 | $7700.00 | Window Closed / Lapsed |