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US3259679A
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Method of making a concrete safe
Assignee: Individual
•
Filing: 1964-06-24
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Granted: 1966-07-05
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Expires: 1984-06-24
Abstract
No abstract record available.
Inventors
- 👤 Carl C Nielsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:03
CPC Classifications
B; B28; B28B; B28B7/00; B28B7/16; B28B7/168; E; E05; E05G; E05G1/00; E05G1/02; E05G1/024; E05G2700/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
THE METHOD OF MAKING A CONCRETE SAFE COMPRISING THE STEPS OF: PROVIDING FIRST FORM MEANS DEFINING A CONTINUOUS WALLSHAPED CAVITY AND OPEN AY EITHER END THEREOF, PROVIDING SECOND FORM MEANS COMPRISING SHEET MATERIAL OF RELATIVELY THIN UNIFORM THICKNESS SHAPED TO PROVIDE A TIERED CROSS-SECTION FROM ITS PERIPHERY TOWARD ITS CENTER, PLACING THE FIRST AND SECOND FORM MEANS TOGETHER WITH THE SECOND FORM MEANS ON THE BOTTOM CLOSING OFF ONE OPEN END OF THE FIRST FORM MRANS, FILLING SAID FIRST FORM MEANS WITH CONCRETE TO PROVIDE A SAFE BODY, INVERTING SAID SAFE BODY TO PLACE THE SECOND FORM MEANS ON TOP, FILLING THE OTHER SIDE OF THE SECOND FORM MEANS WITH CONCRETE TO PROVIDE A SAFE DOOR, AND OPENING SAID ASFE DOOR AND REMOVING THE SECOND FORM MEANS.
Claim 2
Independent Claim
127 words
THE METHOD OF MAKING A CONCRETE SAFE COMPRISING THE STEPS OF: PROVIDING FIRST FORM MEANS DEFINING A CONTINUOUS WALLSHAPED CAVITY AND OPEN AY EITHER END THEREOF, PROVIDING SECOND FORM MEANS COMPRISING SHEET MATERIAL OF RELATIVELY THIN UNIFORM THICKNESS SHAPED TO PROVIDE A TIERED CROSS-SECTION FROM ITS PERIPHERY TOWARD ITS CENTER, PLACING THE FIRST AND SECOND FORM MEANS TOGETHER WITH THE SECOND FORM MEANS ON THE BOTTOM CLOSING OFF ONE OPEN END OF THE FIRST FORM MRANS, FILLING SAID FIRST FORM MEANS WITH CONCRETE TO PROVIDE A SAFE BODY, INVERTING SAID SAFE BODY TO PLACE THE SECOND FORM MEANS ON TOP, FILLING THE OTHER SIDE OF THE SECOND FORM MEANS WITH CONCRETE TO PROVIDE A SAFE DOOR, AND OPENING SAID ASFE DOOR AND REMOVING THE SECOND FORM MEANS.
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) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |