Patent US2858154A successfully refreshed from Google Patents.
US2858154A
Expired / Lapsed
US
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Telescopically extensible tubes
Assignee: Individual
•
Filing: 1953-07-20
•
Granted: 1958-10-28
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Expires: 1973-07-20
Abstract
No abstract record available.
Inventors
- 👤 Johansson Karl-Erik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:19
CPC Classifications
A; A62; A62B; A62B5/00; E; E04; E04H; E04H12/00; E04H12/18; E04H12/182; E06; E06C; E06C1/00; E06C1/02; E06C1/04; E06C1/08; E06C1/12; E06C1/125; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32008; Y10T403/32091
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US205068A
Cited
US364531A
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US667927A
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GB190423814A
Cited
CH83640A
Cited
US1581325A
Cited
DE723535C
Cited
US2243190A
Cited
US2427841A
Cited
US2488480A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-27 | 1962-04-28 | 1962-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-27 | 1966-04-28 | 1966-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-27 | 1970-04-28 | 1970-10-28 | $7700.00 | Window Closed / Lapsed |