US2723673A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tent framework
Assignee: TELATENT Co Inc
•
Filing: 1950-11-07
•
Granted: 1955-11-15
•
Expires: 1970-11-07
Abstract
No abstract record available.
Inventors
- 👤 John G Call
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:53
CPC Classifications
E; E04; E04H; E04H15/00; E04H15/32; E04H15/34; E04H15/44; E04H15/46; Y; Y10; Y10S; Y10S135/00; Y10S135/904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US200217A
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US553650A
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US1326006A
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US838689A
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US1456918A
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US1526726A
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US1639755A
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US1687722A
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US1720132A
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US2069479A
Cited
US2185629A
Cited
US2368692A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-14 | 1959-05-16 | 1959-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-14 | 1963-05-16 | 1963-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-14 | 1967-05-16 | 1967-11-15 | $7700.00 | Window Closed / Lapsed |