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Patent US2944642A successfully refreshed from Google Patents.
US2944642A
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Dismantleable framing structures
Assignee: Individual
•
Filing: 1956-10-04
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Granted: 1960-07-12
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Expires: 1976-10-04
Abstract
No abstract record available.
Inventors
- 👤 Robert C Evans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:59
CPC Classifications
A; A47; A47B; A47B57/00; A47B57/30; A47B57/54; D; D01; D01G; D01G19/00; D01G19/06; D01G19/10; D01G19/105; E; E04; E04B; E04B1/00; E04B1/38; E04B1/58; E04G; E04G7/00; E04G7/02; E04G7/26; F; F16; F16B; F16B12/00; F16B12/10; F16B12/28; F16B12/32; F16B37/00; F16B37/04; F16B37/045; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/956; Y10S411/957; Y10S411/959
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) | 1963-07-12 | 1964-01-11 | 1964-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-12 | 1968-01-11 | 1968-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-12 | 1972-01-11 | 1972-07-12 | $7700.00 | Window Closed / Lapsed |