US3077960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Structural framework
Assignee: Individual
•
Filing: 1954-12-06
•
Granted: 1963-02-19
•
Expires: 1974-12-06
Abstract
No abstract record available.
Inventors
- 👤 Lang Gunther
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:47
CPC Classifications
A; A47; A47B; A47B96/00; A47B96/14; A47B96/1408; A63; A63H; A63H33/00; A63H33/04; A63H33/10; A63H33/12; B; B01; B01D; B01D3/00; B01D3/14; C; C10; C10G; C10G7/00; E; E21; E21D; E21D7/00; F; F16; F16B; F16B19/00; F16B19/02; F16B35/00; F16B35/04; F16B35/041; F16B35/048; F16B43/00; F16B5/00; F16B5/02; F16B5/0216; F16B5/0225; F16B5/04; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965; Y10S411/967
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1097185A
Cited
US1759339A
Cited
US1760638A
Cited
US1792976A
Cited
US1854277A
Cited
US2073889A
Cited
US2125396A
Cited
US2345650A
Cited
US2690073A
Cited
US2722294A
Cited
US2632533A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-18 | 1966-08-20 | 1967-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-18 | 1970-08-20 | 1971-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-18 | 1974-08-20 | 1975-02-19 | $7700.00 | Window Closed / Lapsed |