US2845983A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bent metal door stretcher
Assignee: Individual
•
Filing: 1954-02-12
•
Granted: 1958-08-05
•
Expires: 1974-02-12
Abstract
No abstract record available.
Inventors
- 👤 Julian R Hanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:56
CPC Classifications
B; B21; B21D; B21D1/00; B21D1/12; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44641; Y10T24/44684; Y10T24/44692; Y10T24/44709; Y10T24/44744; Y10T24/44769; Y10T24/44906; Y10T24/44915
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US233964A
Cited
US312608A
Cited
US347488A
Cited
US357749A
Cited
US2734549A
Cited
FR620072A
Cited
US1911274A
Cited
US2201144A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-04 | 1962-02-03 | 1962-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-04 | 1966-02-03 | 1966-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-04 | 1970-02-03 | 1970-08-05 | $7700.00 | Window Closed / Lapsed |