US2716261A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Building construction
Assignee: Individual
•
Filing: 1953-03-09
•
Granted: 1955-08-30
•
Expires: 1973-03-09
Abstract
No abstract record available.
Inventors
- 👤 Chester A Huffman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:34
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/18; E04B1/26; E04B1/38; E04B1/61; E04B1/6108; E04B1/6116; E04B2/00; E04B2/56; E04B2/70; E04B2/706; E04B2/707; E04B1/2604; E04B2001/268; E04B2001/2684
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CH240588A
Cited
US2349684A
Cited
US2329041A
Cited
US2332052A
Cited
US2363862A
Cited
US2363405A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-08-29 | 1959-02-28 | 1959-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-29 | 1963-02-28 | 1963-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-29 | 1967-02-28 | 1967-08-30 | $7700.00 | Window Closed / Lapsed |